Home / 113,670,481.05-170,505,721.58-102,191,355.45

Finding the Fourth Proportional to 113,670,481.05, 170,505,721.58 and 102,191,355.45

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Solution

The fourth proportional to 113,670,481.05, 170,505,721.58 and 102,191,355.45 is: 153,287,033.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,670,481.05 : 170,505,721.58 = 102,191,355.45 : x
  2. Step 2: Convert to fraction form
    113,670,481.05/170,505,721.58 = 102,191,355.45/x
  3. Step 3: Cross multiply
    113,670,481.05x = 170,505,721.58 × 102,191,355.45
  4. Step 4: Simplify right side
    113,670,481.05x = 17,424,210,799,729,558
  5. Step 5: Solve for x
    x = 17,424,210,799,729,558/113,670,481.05
  6. Step 6: Final answer
    x = 153,287,033.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.