Home / 90,357.91-124,678.77-60,188.24

Finding the Fourth Proportional to 90,357.91, 124,678.77 and 60,188.24

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Solution

The fourth proportional to 90,357.91, 124,678.77 and 60,188.24 is: 83,049.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,357.91 : 124,678.77 = 60,188.24 : x
  2. Step 2: Convert to fraction form
    90,357.91/124,678.77 = 60,188.24/x
  3. Step 3: Cross multiply
    90,357.91x = 124,678.77 × 60,188.24
  4. Step 4: Simplify right side
    90,357.91x = 7,504,195,731.66
  5. Step 5: Solve for x
    x = 7,504,195,731.66/90,357.91
  6. Step 6: Final answer
    x = 83,049.68

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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.