Home / 99,635.10-149,251.05-62,079.90

Finding the Fourth Proportional to 99,635.10, 149,251.05 and 62,079.90

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Solution

The fourth proportional to 99,635.10, 149,251.05 and 62,079.90 is: 92,994.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,635.10 : 149,251.05 = 62,079.90 : x
  2. Step 2: Convert to fraction form
    99,635.10/149,251.05 = 62,079.90/x
  3. Step 3: Cross multiply
    99,635.10x = 149,251.05 × 62,079.90
  4. Step 4: Simplify right side
    99,635.10x = 9,265,490,258.90
  5. Step 5: Solve for x
    x = 9,265,490,258.90/99,635.10
  6. Step 6: Final answer
    x = 92,994.24

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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.