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Finding the Fourth Proportional to 125,332, 187,998 and 37,780

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Solution

The fourth proportional to 125,332, 187,998 and 37,780 is: 56,670

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,332 : 187,998 = 37,780 : x
  2. Step 2: Convert to fraction form
    125,332/187,998 = 37,780/x
  3. Step 3: Cross multiply
    125,332x = 187,998 × 37,780
  4. Step 4: Simplify right side
    125,332x = 7,102,564,440
  5. Step 5: Solve for x
    x = 7,102,564,440/125,332
  6. Step 6: Final answer
    x = 56,670

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.