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Finding the Fourth Proportional to 91,472.86, 137,225.61 and 32,342.86

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Solution

The fourth proportional to 91,472.86, 137,225.61 and 32,342.86 is: 48,520.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,472.86 : 137,225.61 = 32,342.86 : x
  2. Step 2: Convert to fraction form
    91,472.86/137,225.61 = 32,342.86/x
  3. Step 3: Cross multiply
    91,472.86x = 137,225.61 × 32,342.86
  4. Step 4: Simplify right side
    91,472.86x = 4,438,268,692.64
  5. Step 5: Solve for x
    x = 4,438,268,692.64/91,472.86
  6. Step 6: Final answer
    x = 48,520.06

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1.5x scale

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.