Home / 91,545.25-137,337.48-28,363.97

Finding the Fourth Proportional to 91,545.25, 137,337.48 and 28,363.97

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Solution

The fourth proportional to 91,545.25, 137,337.48 and 28,363.97 is: 42,552.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,545.25 : 137,337.48 = 28,363.97 : x
  2. Step 2: Convert to fraction form
    91,545.25/137,337.48 = 28,363.97/x
  3. Step 3: Cross multiply
    91,545.25x = 137,337.48 × 28,363.97
  4. Step 4: Simplify right side
    91,545.25x = 3,895,436,505.94
  5. Step 5: Solve for x
    x = 3,895,436,505.94/91,545.25
  6. Step 6: Final answer
    x = 42,552.03

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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.