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Finding the Fourth Proportional to 91,862.48, 137,793.48 and 32,700.44

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Solution

The fourth proportional to 91,862.48, 137,793.48 and 32,700.44 is: 49,050.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,862.48 : 137,793.48 = 32,700.44 : x
  2. Step 2: Convert to fraction form
    91,862.48/137,793.48 = 32,700.44/x
  3. Step 3: Cross multiply
    91,862.48x = 137,793.48 × 32,700.44
  4. Step 4: Simplify right side
    91,862.48x = 4,505,907,425.13
  5. Step 5: Solve for x
    x = 4,505,907,425.13/91,862.48
  6. Step 6: Final answer
    x = 49,050.57

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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.