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Finding the Fourth Proportional to 60,092.78, 90,114.26 and 17,957.79

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Solution

The fourth proportional to 60,092.78, 90,114.26 and 17,957.79 is: 26,929.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,092.78 : 90,114.26 = 17,957.79 : x
  2. Step 2: Convert to fraction form
    60,092.78/90,114.26 = 17,957.79/x
  3. Step 3: Cross multiply
    60,092.78x = 90,114.26 × 17,957.79
  4. Step 4: Simplify right side
    60,092.78x = 1,618,252,867.30
  5. Step 5: Solve for x
    x = 1,618,252,867.30/60,092.78
  6. Step 6: Final answer
    x = 26,929.24

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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.