Home / 90,545.27-124,952.38-50,258.94

Finding the Fourth Proportional to 90,545.27, 124,952.38 and 50,258.94

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Solution

The fourth proportional to 90,545.27, 124,952.38 and 50,258.94 is: 69,357.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,545.27 : 124,952.38 = 50,258.94 : x
  2. Step 2: Convert to fraction form
    90,545.27/124,952.38 = 50,258.94/x
  3. Step 3: Cross multiply
    90,545.27x = 124,952.38 × 50,258.94
  4. Step 4: Simplify right side
    90,545.27x = 6,279,974,043.63
  5. Step 5: Solve for x
    x = 6,279,974,043.63/90,545.27
  6. Step 6: Final answer
    x = 69,357.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.