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Finding the Fourth Proportional to 61,153.72, 84,353.30 and 44,182.90

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Solution

The fourth proportional to 61,153.72, 84,353.30 and 44,182.90 is: 60,944.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,153.72 : 84,353.30 = 44,182.90 : x
  2. Step 2: Convert to fraction form
    61,153.72/84,353.30 = 44,182.90/x
  3. Step 3: Cross multiply
    61,153.72x = 84,353.30 × 44,182.90
  4. Step 4: Simplify right side
    61,153.72x = 3,726,973,468.78
  5. Step 5: Solve for x
    x = 3,726,973,468.78/61,153.72
  6. Step 6: Final answer
    x = 60,944.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.