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Finding the Fourth Proportional to 97,182.60, 145,773.90 and 55,600.44

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Solution

The fourth proportional to 97,182.60, 145,773.90 and 55,600.44 is: 83,400.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,182.60 : 145,773.90 = 55,600.44 : x
  2. Step 2: Convert to fraction form
    97,182.60/145,773.90 = 55,600.44/x
  3. Step 3: Cross multiply
    97,182.60x = 145,773.90 × 55,600.44
  4. Step 4: Simplify right side
    97,182.60x = 8,105,092,980.52
  5. Step 5: Solve for x
    x = 8,105,092,980.52/97,182.60
  6. Step 6: Final answer
    x = 83,400.66

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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.