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Finding the Fourth Proportional to 124,818, 187,227 and 41,712

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Solution

The fourth proportional to 124,818, 187,227 and 41,712 is: 62,568

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,818 : 187,227 = 41,712 : x
  2. Step 2: Convert to fraction form
    124,818/187,227 = 41,712/x
  3. Step 3: Cross multiply
    124,818x = 187,227 × 41,712
  4. Step 4: Simplify right side
    124,818x = 7,809,612,624
  5. Step 5: Solve for x
    x = 7,809,612,624/124,818
  6. Step 6: Final answer
    x = 62,568

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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.