Home / 83,545.25-125,322.87-33,625.13

Finding the Fourth Proportional to 83,545.25, 125,322.87 and 33,625.13

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Solution

The fourth proportional to 83,545.25, 125,322.87 and 33,625.13 is: 50,439.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,545.25 : 125,322.87 = 33,625.13 : x
  2. Step 2: Convert to fraction form
    83,545.25/125,322.87 = 33,625.13/x
  3. Step 3: Cross multiply
    83,545.25x = 125,322.87 × 33,625.13
  4. Step 4: Simplify right side
    83,545.25x = 4,213,997,795.72
  5. Step 5: Solve for x
    x = 4,213,997,795.72/83,545.25
  6. Step 6: Final answer
    x = 50,439.71

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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.