Home / 90,494.32-124,882.19-50,208.52

Finding the Fourth Proportional to 90,494.32, 124,882.19 and 50,208.52

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Solution

The fourth proportional to 90,494.32, 124,882.19 and 50,208.52 is: 69,287.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,494.32 : 124,882.19 = 50,208.52 : x
  2. Step 2: Convert to fraction form
    90,494.32/124,882.19 = 50,208.52/x
  3. Step 3: Cross multiply
    90,494.32x = 124,882.19 × 50,208.52
  4. Step 4: Simplify right side
    90,494.32x = 6,270,149,934.26
  5. Step 5: Solve for x
    x = 6,270,149,934.26/90,494.32
  6. Step 6: Final answer
    x = 69,287.77

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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.