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Finding the Fourth Proportional to 64,177.67, 88,583.68 and 45,062.10

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Solution

The fourth proportional to 64,177.67, 88,583.68 and 45,062.10 is: 62,198.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,177.67 : 88,583.68 = 45,062.10 : x
  2. Step 2: Convert to fraction form
    64,177.67/88,583.68 = 45,062.10/x
  3. Step 3: Cross multiply
    64,177.67x = 88,583.68 × 45,062.10
  4. Step 4: Simplify right side
    64,177.67x = 3,991,766,702.86
  5. Step 5: Solve for x
    x = 3,991,766,702.86/64,177.67
  6. Step 6: Final answer
    x = 62,198.68

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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.