Home / 132,598.13-182,989.92-72,170.97

Finding the Fourth Proportional to 132,598.13, 182,989.92 and 72,170.97

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Solution

The fourth proportional to 132,598.13, 182,989.92 and 72,170.97 is: 99,598.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,598.13 : 182,989.92 = 72,170.97 : x
  2. Step 2: Convert to fraction form
    132,598.13/182,989.92 = 72,170.97/x
  3. Step 3: Cross multiply
    132,598.13x = 182,989.92 × 72,170.97
  4. Step 4: Simplify right side
    132,598.13x = 13,206,559,205.09
  5. Step 5: Solve for x
    x = 13,206,559,205.09/132,598.13
  6. Step 6: Final answer
    x = 99,598.38

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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.