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Finding the Fourth Proportional to 188,715.92, 283,091.70 and 62,357

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Solution

The fourth proportional to 188,715.92, 283,091.70 and 62,357 is: 93,541.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,715.92 : 283,091.70 = 62,357 : x
  2. Step 2: Convert to fraction form
    188,715.92/283,091.70 = 62,357/x
  3. Step 3: Cross multiply
    188,715.92x = 283,091.70 × 62,357
  4. Step 4: Simplify right side
    188,715.92x = 17,652,749,136.90
  5. Step 5: Solve for x
    x = 17,652,749,136.90/188,715.92
  6. Step 6: Final answer
    x = 93,541.39

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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.