Home / 94,013.25-129,738.29-51,571.88

Finding the Fourth Proportional to 94,013.25, 129,738.29 and 51,571.88

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Solution

The fourth proportional to 94,013.25, 129,738.29 and 51,571.88 is: 71,169.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,013.25 : 129,738.29 = 51,571.88 : x
  2. Step 2: Convert to fraction form
    94,013.25/129,738.29 = 51,571.88/x
  3. Step 3: Cross multiply
    94,013.25x = 129,738.29 × 51,571.88
  4. Step 4: Simplify right side
    94,013.25x = 6,690,847,523.29
  5. Step 5: Solve for x
    x = 6,690,847,523.29/94,013.25
  6. Step 6: Final answer
    x = 71,169.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.