Home / 143,694.10-215,541.15-93,927.70

Finding the Fourth Proportional to 143,694.10, 215,541.15 and 93,927.70

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Solution

The fourth proportional to 143,694.10, 215,541.15 and 93,927.70 is: 140,891.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,694.10 : 215,541.15 = 93,927.70 : x
  2. Step 2: Convert to fraction form
    143,694.10/215,541.15 = 93,927.70/x
  3. Step 3: Cross multiply
    143,694.10x = 215,541.15 × 93,927.70
  4. Step 4: Simplify right side
    143,694.10x = 20,245,284,474.86
  5. Step 5: Solve for x
    x = 20,245,284,474.86/143,694.10
  6. Step 6: Final answer
    x = 140,891.55

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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.