Home / 69,105.12-103,659.28-24,734.92

Finding the Fourth Proportional to 69,105.12, 103,659.28 and 24,734.92

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Solution

The fourth proportional to 69,105.12, 103,659.28 and 24,734.92 is: 37,102.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,105.12 : 103,659.28 = 24,734.92 : x
  2. Step 2: Convert to fraction form
    69,105.12/103,659.28 = 24,734.92/x
  3. Step 3: Cross multiply
    69,105.12x = 103,659.28 × 24,734.92
  4. Step 4: Simplify right side
    69,105.12x = 2,564,003,998.06
  5. Step 5: Solve for x
    x = 2,564,003,998.06/69,105.12
  6. Step 6: Final answer
    x = 37,102.95

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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.