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Finding the Fourth Proportional to 69,753.17, 104,565.20 and 25,368

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Solution

The fourth proportional to 69,753.17, 104,565.20 and 25,368 is: 38,028.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,753.17 : 104,565.20 = 25,368 : x
  2. Step 2: Convert to fraction form
    69,753.17/104,565.20 = 25,368/x
  3. Step 3: Cross multiply
    69,753.17x = 104,565.20 × 25,368
  4. Step 4: Simplify right side
    69,753.17x = 2,652,609,993.60
  5. Step 5: Solve for x
    x = 2,652,609,993.60/69,753.17
  6. Step 6: Final answer
    x = 38,028.52

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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.