Home / 90,767.02-125,251.23-50,480.86

Finding the Fourth Proportional to 90,767.02, 125,251.23 and 50,480.86

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Solution

The fourth proportional to 90,767.02, 125,251.23 and 50,480.86 is: 69,659.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,767.02 : 125,251.23 = 50,480.86 : x
  2. Step 2: Convert to fraction form
    90,767.02/125,251.23 = 50,480.86/x
  3. Step 3: Cross multiply
    90,767.02x = 125,251.23 × 50,480.86
  4. Step 4: Simplify right side
    90,767.02x = 6,322,789,806.46
  5. Step 5: Solve for x
    x = 6,322,789,806.46/90,767.02
  6. Step 6: Final answer
    x = 69,659.55

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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.