Home / 90,433.27-124,797.20-50,147.13

Finding the Fourth Proportional to 90,433.27, 124,797.20 and 50,147.13

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Solution

The fourth proportional to 90,433.27, 124,797.20 and 50,147.13 is: 69,202.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,433.27 : 124,797.20 = 50,147.13 : x
  2. Step 2: Convert to fraction form
    90,433.27/124,797.20 = 50,147.13/x
  3. Step 3: Cross multiply
    90,433.27x = 124,797.20 × 50,147.13
  4. Step 4: Simplify right side
    90,433.27x = 6,258,221,412.04
  5. Step 5: Solve for x
    x = 6,258,221,412.04/90,433.27
  6. Step 6: Final answer
    x = 69,202.64

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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.