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Finding the Fourth Proportional to 124,874, 187,311.18 and 51,002

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Solution

The fourth proportional to 124,874, 187,311.18 and 51,002 is: 76,503.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,874 : 187,311.18 = 51,002 : x
  2. Step 2: Convert to fraction form
    124,874/187,311.18 = 51,002/x
  3. Step 3: Cross multiply
    124,874x = 187,311.18 × 51,002
  4. Step 4: Simplify right side
    124,874x = 9,553,244,802.36
  5. Step 5: Solve for x
    x = 9,553,244,802.36/124,874
  6. Step 6: Final answer
    x = 76,503.07

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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.