Home / 82,092.91-123,139.38-63,400.22

Finding the Fourth Proportional to 82,092.91, 123,139.38 and 63,400.22

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Solution

The fourth proportional to 82,092.91, 123,139.38 and 63,400.22 is: 95,100.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,092.91 : 123,139.38 = 63,400.22 : x
  2. Step 2: Convert to fraction form
    82,092.91/123,139.38 = 63,400.22/x
  3. Step 3: Cross multiply
    82,092.91x = 123,139.38 × 63,400.22
  4. Step 4: Simplify right side
    82,092.91x = 7,807,063,782.66
  5. Step 5: Solve for x
    x = 7,807,063,782.66/82,092.91
  6. Step 6: Final answer
    x = 95,100.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.