Home / 230,371.17-345,414.19-89,964.69

Finding the Fourth Proportional to 230,371.17, 345,414.19 and 89,964.69

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Solution

The fourth proportional to 230,371.17, 345,414.19 and 89,964.69 is: 134,891.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,371.17 : 345,414.19 = 89,964.69 : x
  2. Step 2: Convert to fraction form
    230,371.17/345,414.19 = 89,964.69/x
  3. Step 3: Cross multiply
    230,371.17x = 345,414.19 × 89,964.69
  4. Step 4: Simplify right side
    230,371.17x = 31,075,079,661.42
  5. Step 5: Solve for x
    x = 31,075,079,661.42/230,371.17
  6. Step 6: Final answer
    x = 134,891.36

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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.