Home / 83,545.40-125,288.90-33,612.52

Finding the Fourth Proportional to 83,545.40, 125,288.90 and 33,612.52

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Solution

The fourth proportional to 83,545.40, 125,288.90 and 33,612.52 is: 50,407.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,545.40 : 125,288.90 = 33,612.52 : x
  2. Step 2: Convert to fraction form
    83,545.40/125,288.90 = 33,612.52/x
  3. Step 3: Cross multiply
    83,545.40x = 125,288.90 × 33,612.52
  4. Step 4: Simplify right side
    83,545.40x = 4,211,275,657.03
  5. Step 5: Solve for x
    x = 4,211,275,657.03/83,545.40
  6. Step 6: Final answer
    x = 50,407.03

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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.