Home / 91,121.01-136,665.93-24,545.57

Finding the Fourth Proportional to 91,121.01, 136,665.93 and 24,545.57

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Solution

The fourth proportional to 91,121.01, 136,665.93 and 24,545.57 is: 36,814.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,121.01 : 136,665.93 = 24,545.57 : x
  2. Step 2: Convert to fraction form
    91,121.01/136,665.93 = 24,545.57/x
  3. Step 3: Cross multiply
    91,121.01x = 136,665.93 × 24,545.57
  4. Step 4: Simplify right side
    91,121.01x = 3,354,542,468.10
  5. Step 5: Solve for x
    x = 3,354,542,468.10/91,121.01
  6. Step 6: Final answer
    x = 36,814.15

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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.