Home / 132,449.02-182,734.92-75,082.19

Finding the Fourth Proportional to 132,449.02, 182,734.92 and 75,082.19

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Solution

The fourth proportional to 132,449.02, 182,734.92 and 75,082.19 is: 103,588.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,449.02 : 182,734.92 = 75,082.19 : x
  2. Step 2: Convert to fraction form
    132,449.02/182,734.92 = 75,082.19/x
  3. Step 3: Cross multiply
    132,449.02x = 182,734.92 × 75,082.19
  4. Step 4: Simplify right side
    132,449.02x = 13,720,137,069.40
  5. Step 5: Solve for x
    x = 13,720,137,069.40/132,449.02
  6. Step 6: Final answer
    x = 103,588.06

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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.