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Finding the Fourth Proportional to 61,760.52, 92,622.60 and 26,221.32

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Solution

The fourth proportional to 61,760.52, 92,622.60 and 26,221.32 is: 39,324.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,760.52 : 92,622.60 = 26,221.32 : x
  2. Step 2: Convert to fraction form
    61,760.52/92,622.60 = 26,221.32/x
  3. Step 3: Cross multiply
    61,760.52x = 92,622.60 × 26,221.32
  4. Step 4: Simplify right side
    61,760.52x = 2,428,686,833.83
  5. Step 5: Solve for x
    x = 2,428,686,833.83/61,760.52
  6. Step 6: Final answer
    x = 39,324.26

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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.