Home / 45,163.75-67,470.91-29,239.04

Finding the Fourth Proportional to 45,163.75, 67,470.91 and 29,239.04

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Solution

The fourth proportional to 45,163.75, 67,470.91 and 29,239.04 is: 43,680.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,163.75 : 67,470.91 = 29,239.04 : x
  2. Step 2: Convert to fraction form
    45,163.75/67,470.91 = 29,239.04/x
  3. Step 3: Cross multiply
    45,163.75x = 67,470.91 × 29,239.04
  4. Step 4: Simplify right side
    45,163.75x = 1,972,784,490.13
  5. Step 5: Solve for x
    x = 1,972,784,490.13/45,163.75
  6. Step 6: Final answer
    x = 43,680.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.