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Finding the Fourth Proportional to 61,954.88, 92,934.14 and 15,207.75

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Solution

The fourth proportional to 61,954.88, 92,934.14 and 15,207.75 is: 22,812.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,954.88 : 92,934.14 = 15,207.75 : x
  2. Step 2: Convert to fraction form
    61,954.88/92,934.14 = 15,207.75/x
  3. Step 3: Cross multiply
    61,954.88x = 92,934.14 × 15,207.75
  4. Step 4: Simplify right side
    61,954.88x = 1,413,319,091.55
  5. Step 5: Solve for x
    x = 1,413,319,091.55/61,954.88
  6. Step 6: Final answer
    x = 22,812.07

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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.