Home / 132,841.80-199,316.10-53,962.20

Finding the Fourth Proportional to 132,841.80, 199,316.10 and 53,962.20

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Solution

The fourth proportional to 132,841.80, 199,316.10 and 53,962.20 is: 80,964.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,841.80 : 199,316.10 = 53,962.20 : x
  2. Step 2: Convert to fraction form
    132,841.80/199,316.10 = 53,962.20/x
  3. Step 3: Cross multiply
    132,841.80x = 199,316.10 × 53,962.20
  4. Step 4: Simplify right side
    132,841.80x = 10,755,535,251.42
  5. Step 5: Solve for x
    x = 10,755,535,251.42/132,841.80
  6. Step 6: Final answer
    x = 80,964.99

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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.