Home / 45,159.31-67,738.66-35,306.88

Finding the Fourth Proportional to 45,159.31, 67,738.66 and 35,306.88

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Solution

The fourth proportional to 45,159.31, 67,738.66 and 35,306.88 is: 52,960.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,159.31 : 67,738.66 = 35,306.88 : x
  2. Step 2: Convert to fraction form
    45,159.31/67,738.66 = 35,306.88/x
  3. Step 3: Cross multiply
    45,159.31x = 67,738.66 × 35,306.88
  4. Step 4: Simplify right side
    45,159.31x = 2,391,640,739.98
  5. Step 5: Solve for x
    x = 2,391,640,739.98/45,159.31
  6. Step 6: Final answer
    x = 52,960.08

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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.