Home / 84,175.72-126,280.86-25,006.12

Finding the Fourth Proportional to 84,175.72, 126,280.86 and 25,006.12

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Solution

The fourth proportional to 84,175.72, 126,280.86 and 25,006.12 is: 37,514.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,175.72 : 126,280.86 = 25,006.12 : x
  2. Step 2: Convert to fraction form
    84,175.72/126,280.86 = 25,006.12/x
  3. Step 3: Cross multiply
    84,175.72x = 126,280.86 × 25,006.12
  4. Step 4: Simplify right side
    84,175.72x = 3,157,794,338.86
  5. Step 5: Solve for x
    x = 3,157,794,338.86/84,175.72
  6. Step 6: Final answer
    x = 37,514.31

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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.