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Finding the Fourth Proportional to 91,730.88, 137,609.07 and 32,552.48

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Solution

The fourth proportional to 91,730.88, 137,609.07 and 32,552.48 is: 48,833.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,730.88 : 137,609.07 = 32,552.48 : x
  2. Step 2: Convert to fraction form
    91,730.88/137,609.07 = 32,552.48/x
  3. Step 3: Cross multiply
    91,730.88x = 137,609.07 × 32,552.48
  4. Step 4: Simplify right side
    91,730.88x = 4,479,515,810.95
  5. Step 5: Solve for x
    x = 4,479,515,810.95/91,730.88
  6. Step 6: Final answer
    x = 48,833.24

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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.