Home / 79,082.19-118,637.12-51,029.30

Finding the Fourth Proportional to 79,082.19, 118,637.12 and 51,029.30

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Solution

The fourth proportional to 79,082.19, 118,637.12 and 51,029.30 is: 76,552.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,082.19 : 118,637.12 = 51,029.30 : x
  2. Step 2: Convert to fraction form
    79,082.19/118,637.12 = 51,029.30/x
  3. Step 3: Cross multiply
    79,082.19x = 118,637.12 × 51,029.30
  4. Step 4: Simplify right side
    79,082.19x = 6,053,969,611.78
  5. Step 5: Solve for x
    x = 6,053,969,611.78/79,082.19
  6. Step 6: Final answer
    x = 76,552.88

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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.