Home / 92,545.28-127,712.52-50,103.80

Finding the Fourth Proportional to 92,545.28, 127,712.52 and 50,103.80

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Solution

The fourth proportional to 92,545.28, 127,712.52 and 50,103.80 is: 69,143.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,545.28 : 127,712.52 = 50,103.80 : x
  2. Step 2: Convert to fraction form
    92,545.28/127,712.52 = 50,103.80/x
  3. Step 3: Cross multiply
    92,545.28x = 127,712.52 × 50,103.80
  4. Step 4: Simplify right side
    92,545.28x = 6,398,882,559.58
  5. Step 5: Solve for x
    x = 6,398,882,559.58/92,545.28
  6. Step 6: Final answer
    x = 69,143.26

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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.