Home / 90,371.92-124,713.27-50,088.29

Finding the Fourth Proportional to 90,371.92, 124,713.27 and 50,088.29

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Solution

The fourth proportional to 90,371.92, 124,713.27 and 50,088.29 is: 69,121.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,371.92 : 124,713.27 = 50,088.29 : x
  2. Step 2: Convert to fraction form
    90,371.92/124,713.27 = 50,088.29/x
  3. Step 3: Cross multiply
    90,371.92x = 124,713.27 × 50,088.29
  4. Step 4: Simplify right side
    90,371.92x = 6,246,673,560.60
  5. Step 5: Solve for x
    x = 6,246,673,560.60/90,371.92
  6. Step 6: Final answer
    x = 69,121.84

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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.