Home / 47,442.76-71,175.81-33,430.14

Finding the Fourth Proportional to 47,442.76, 71,175.81 and 33,430.14

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Solution

The fourth proportional to 47,442.76, 71,175.81 and 33,430.14 is: 50,153.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,442.76 : 71,175.81 = 33,430.14 : x
  2. Step 2: Convert to fraction form
    47,442.76/71,175.81 = 33,430.14/x
  3. Step 3: Cross multiply
    47,442.76x = 71,175.81 × 33,430.14
  4. Step 4: Simplify right side
    47,442.76x = 2,379,417,292.91
  5. Step 5: Solve for x
    x = 2,379,417,292.91/47,442.76
  6. Step 6: Final answer
    x = 50,153.43

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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.