Home / 95,839.20-143,782.80-36,679.52

Finding the Fourth Proportional to 95,839.20, 143,782.80 and 36,679.52

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Solution

The fourth proportional to 95,839.20, 143,782.80 and 36,679.52 is: 55,028.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,839.20 : 143,782.80 = 36,679.52 : x
  2. Step 2: Convert to fraction form
    95,839.20/143,782.80 = 36,679.52/x
  3. Step 3: Cross multiply
    95,839.20x = 143,782.80 × 36,679.52
  4. Step 4: Simplify right side
    95,839.20x = 5,273,884,088.26
  5. Step 5: Solve for x
    x = 5,273,884,088.26/95,839.20
  6. Step 6: Final answer
    x = 55,028.47

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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.