Home / 52,119.64-78,191.61-17,057.17

Finding the Fourth Proportional to 52,119.64, 78,191.61 and 17,057.17

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Solution

The fourth proportional to 52,119.64, 78,191.61 and 17,057.17 is: 25,589.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,119.64 : 78,191.61 = 17,057.17 : x
  2. Step 2: Convert to fraction form
    52,119.64/78,191.61 = 17,057.17/x
  3. Step 3: Cross multiply
    52,119.64x = 78,191.61 × 17,057.17
  4. Step 4: Simplify right side
    52,119.64x = 1,333,727,584.34
  5. Step 5: Solve for x
    x = 1,333,727,584.34/52,119.64
  6. Step 6: Final answer
    x = 25,589.73

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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.