Home / 94,017.28-129,745.90-51,575.82

Finding the Fourth Proportional to 94,017.28, 129,745.90 and 51,575.82

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Solution

The fourth proportional to 94,017.28, 129,745.90 and 51,575.82 is: 71,175.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,017.28 : 129,745.90 = 51,575.82 : x
  2. Step 2: Convert to fraction form
    94,017.28/129,745.90 = 51,575.82/x
  3. Step 3: Cross multiply
    94,017.28x = 129,745.90 × 51,575.82
  4. Step 4: Simplify right side
    94,017.28x = 6,691,751,184.14
  5. Step 5: Solve for x
    x = 6,691,751,184.14/94,017.28
  6. Step 6: Final answer
    x = 71,175.76

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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.