Home / 94,198.06-129,863.41-75,142.47

Finding the Fourth Proportional to 94,198.06, 129,863.41 and 75,142.47

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Solution

The fourth proportional to 94,198.06, 129,863.41 and 75,142.47 is: 103,592.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,198.06 : 129,863.41 = 75,142.47 : x
  2. Step 2: Convert to fraction form
    94,198.06/129,863.41 = 75,142.47/x
  3. Step 3: Cross multiply
    94,198.06x = 129,863.41 × 75,142.47
  4. Step 4: Simplify right side
    94,198.06x = 9,758,257,390.02
  5. Step 5: Solve for x
    x = 9,758,257,390.02/94,198.06
  6. Step 6: Final answer
    x = 103,592.98

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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.