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Finding the Fourth Proportional to 188,495.92, 282,785.46 and 62,131.12

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Solution

The fourth proportional to 188,495.92, 282,785.46 and 62,131.12 is: 93,210.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,495.92 : 282,785.46 = 62,131.12 : x
  2. Step 2: Convert to fraction form
    188,495.92/282,785.46 = 62,131.12/x
  3. Step 3: Cross multiply
    188,495.92x = 282,785.46 × 62,131.12
  4. Step 4: Simplify right side
    188,495.92x = 17,569,777,349.52
  5. Step 5: Solve for x
    x = 17,569,777,349.52/188,495.92
  6. Step 6: Final answer
    x = 93,210.39

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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.