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Finding the Fourth Proportional to 157,358.28, 235,869.24 and 62,457.12

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Solution

The fourth proportional to 157,358.28, 235,869.24 and 62,457.12 is: 93,618.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,358.28 : 235,869.24 = 62,457.12 : x
  2. Step 2: Convert to fraction form
    157,358.28/235,869.24 = 62,457.12/x
  3. Step 3: Cross multiply
    157,358.28x = 235,869.24 × 62,457.12
  4. Step 4: Simplify right side
    157,358.28x = 14,731,713,426.99
  5. Step 5: Solve for x
    x = 14,731,713,426.99/157,358.28
  6. Step 6: Final answer
    x = 93,618.93

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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.