Home / 113,756,102.31-170,683,310.62-61,172,313.48

Finding the Fourth Proportional to 113,756,102.31, 170,683,310.62 and 61,172,313.48

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Solution

The fourth proportional to 113,756,102.31, 170,683,310.62 and 61,172,313.48 is: 91,784,904.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,756,102.31 : 170,683,310.62 = 61,172,313.48 : x
  2. Step 2: Convert to fraction form
    113,756,102.31/170,683,310.62 = 61,172,313.48/x
  3. Step 3: Cross multiply
    113,756,102.31x = 170,683,310.62 × 61,172,313.48
  4. Step 4: Simplify right side
    113,756,102.31x = 10,441,092,983,881,774
  5. Step 5: Solve for x
    x = 10,441,092,983,881,774/113,756,102.31
  6. Step 6: Final answer
    x = 91,784,904.47

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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.