Home / 90,514.76-124,914.30-60,251.36

Finding the Fourth Proportional to 90,514.76, 124,914.30 and 60,251.36

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Solution

The fourth proportional to 90,514.76, 124,914.30 and 60,251.36 is: 83,149.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,514.76 : 124,914.30 = 60,251.36 : x
  2. Step 2: Convert to fraction form
    90,514.76/124,914.30 = 60,251.36/x
  3. Step 3: Cross multiply
    90,514.76x = 124,914.30 × 60,251.36
  4. Step 4: Simplify right side
    90,514.76x = 7,526,256,458.45
  5. Step 5: Solve for x
    x = 7,526,256,458.45/90,514.76
  6. Step 6: Final answer
    x = 83,149.49

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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.