Home / 84,108.10-126,180.24-24,947.86

Finding the Fourth Proportional to 84,108.10, 126,180.24 and 24,947.86

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Solution

The fourth proportional to 84,108.10, 126,180.24 and 24,947.86 is: 37,427.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,108.10 : 126,180.24 = 24,947.86 : x
  2. Step 2: Convert to fraction form
    84,108.10/126,180.24 = 24,947.86/x
  3. Step 3: Cross multiply
    84,108.10x = 126,180.24 × 24,947.86
  4. Step 4: Simplify right side
    84,108.10x = 3,147,926,962.29
  5. Step 5: Solve for x
    x = 3,147,926,962.29/84,108.10
  6. Step 6: Final answer
    x = 37,427.16

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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.