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Finding the Fourth Proportional to 188,713.92, 283,088.70 and 62,355

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Solution

The fourth proportional to 188,713.92, 283,088.70 and 62,355 is: 93,538.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,713.92 : 283,088.70 = 62,355 : x
  2. Step 2: Convert to fraction form
    188,713.92/283,088.70 = 62,355/x
  3. Step 3: Cross multiply
    188,713.92x = 283,088.70 × 62,355
  4. Step 4: Simplify right side
    188,713.92x = 17,651,995,888.50
  5. Step 5: Solve for x
    x = 17,651,995,888.50/188,713.92
  6. Step 6: Final answer
    x = 93,538.39

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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.