Home / 51,242.28-76,838.80-29,049.69

Finding the Fourth Proportional to 51,242.28, 76,838.80 and 29,049.69

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Solution

The fourth proportional to 51,242.28, 76,838.80 and 29,049.69 is: 43,560.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,242.28 : 76,838.80 = 29,049.69 : x
  2. Step 2: Convert to fraction form
    51,242.28/76,838.80 = 29,049.69/x
  3. Step 3: Cross multiply
    51,242.28x = 76,838.80 × 29,049.69
  4. Step 4: Simplify right side
    51,242.28x = 2,232,143,319.97
  5. Step 5: Solve for x
    x = 2,232,143,319.97/51,242.28
  6. Step 6: Final answer
    x = 43,560.58

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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.