Home / 99,676.20-137,273.22-97,498.92

Finding the Fourth Proportional to 99,676.20, 137,273.22 and 97,498.92

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Solution

The fourth proportional to 99,676.20, 137,273.22 and 97,498.92 is: 134,274.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,676.20 : 137,273.22 = 97,498.92 : x
  2. Step 2: Convert to fraction form
    99,676.20/137,273.22 = 97,498.92/x
  3. Step 3: Cross multiply
    99,676.20x = 137,273.22 × 97,498.92
  4. Step 4: Simplify right side
    99,676.20x = 13,383,990,694.92
  5. Step 5: Solve for x
    x = 13,383,990,694.92/99,676.20
  6. Step 6: Final answer
    x = 134,274.69

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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.