Home / 52,108.56-78,179.72-17,040.24

Finding the Fourth Proportional to 52,108.56, 78,179.72 and 17,040.24

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Solution

The fourth proportional to 52,108.56, 78,179.72 and 17,040.24 is: 25,565.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,108.56 : 78,179.72 = 17,040.24 : x
  2. Step 2: Convert to fraction form
    52,108.56/78,179.72 = 17,040.24/x
  3. Step 3: Cross multiply
    52,108.56x = 78,179.72 × 17,040.24
  4. Step 4: Simplify right side
    52,108.56x = 1,332,201,191.93
  5. Step 5: Solve for x
    x = 1,332,201,191.93/52,108.56
  6. Step 6: Final answer
    x = 25,565.88

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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.