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Finding the Fourth Proportional to 124,476, 186,714 and 36,924

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Solution

The fourth proportional to 124,476, 186,714 and 36,924 is: 55,386

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,476 : 186,714 = 36,924 : x
  2. Step 2: Convert to fraction form
    124,476/186,714 = 36,924/x
  3. Step 3: Cross multiply
    124,476x = 186,714 × 36,924
  4. Step 4: Simplify right side
    124,476x = 6,894,227,736
  5. Step 5: Solve for x
    x = 6,894,227,736/124,476
  6. Step 6: Final answer
    x = 55,386

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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.