Home / 90,486.52-124,867.17-50,199.85

Finding the Fourth Proportional to 90,486.52, 124,867.17 and 50,199.85

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Solution

The fourth proportional to 90,486.52, 124,867.17 and 50,199.85 is: 69,273.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,486.52 : 124,867.17 = 50,199.85 : x
  2. Step 2: Convert to fraction form
    90,486.52/124,867.17 = 50,199.85/x
  3. Step 3: Cross multiply
    90,486.52x = 124,867.17 × 50,199.85
  4. Step 4: Simplify right side
    90,486.52x = 6,268,313,360.01
  5. Step 5: Solve for x
    x = 6,268,313,360.01/90,486.52
  6. Step 6: Final answer
    x = 69,273.45

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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.