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Finding the Fourth Proportional to 124,466, 186,699 and 36,914

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Solution

The fourth proportional to 124,466, 186,699 and 36,914 is: 55,371

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,466 : 186,699 = 36,914 : x
  2. Step 2: Convert to fraction form
    124,466/186,699 = 36,914/x
  3. Step 3: Cross multiply
    124,466x = 186,699 × 36,914
  4. Step 4: Simplify right side
    124,466x = 6,891,806,886
  5. Step 5: Solve for x
    x = 6,891,806,886/124,466
  6. Step 6: Final answer
    x = 55,371

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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.