Home / 143,930.31-215,901.95-44,083.23

Finding the Fourth Proportional to 143,930.31, 215,901.95 and 44,083.23

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Solution

The fourth proportional to 143,930.31, 215,901.95 and 44,083.23 is: 66,126.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,930.31 : 215,901.95 = 44,083.23 : x
  2. Step 2: Convert to fraction form
    143,930.31/215,901.95 = 44,083.23/x
  3. Step 3: Cross multiply
    143,930.31x = 215,901.95 × 44,083.23
  4. Step 4: Simplify right side
    143,930.31x = 9,517,655,098.88
  5. Step 5: Solve for x
    x = 9,517,655,098.88/143,930.31
  6. Step 6: Final answer
    x = 66,126.83

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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.