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Finding the Fourth Proportional to 91,447.44, 137,182.12 and 32,270.88

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Solution

The fourth proportional to 91,447.44, 137,182.12 and 32,270.88 is: 48,410.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,447.44 : 137,182.12 = 32,270.88 : x
  2. Step 2: Convert to fraction form
    91,447.44/137,182.12 = 32,270.88/x
  3. Step 3: Cross multiply
    91,447.44x = 137,182.12 × 32,270.88
  4. Step 4: Simplify right side
    91,447.44x = 4,426,987,732.67
  5. Step 5: Solve for x
    x = 4,426,987,732.67/91,447.44
  6. Step 6: Final answer
    x = 48,410.19

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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.