Home / 134,712.40-202,068.60-101,251.30

Finding the Fourth Proportional to 134,712.40, 202,068.60 and 101,251.30

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Solution

The fourth proportional to 134,712.40, 202,068.60 and 101,251.30 is: 151,876.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,712.40 : 202,068.60 = 101,251.30 : x
  2. Step 2: Convert to fraction form
    134,712.40/202,068.60 = 101,251.30/x
  3. Step 3: Cross multiply
    134,712.40x = 202,068.60 × 101,251.30
  4. Step 4: Simplify right side
    134,712.40x = 20,459,708,439.18
  5. Step 5: Solve for x
    x = 20,459,708,439.18/134,712.40
  6. Step 6: Final answer
    x = 151,876.95

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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.