Home / 105,414.28-158,011.26-46,200.04

Finding the Fourth Proportional to 105,414.28, 158,011.26 and 46,200.04

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Solution

The fourth proportional to 105,414.28, 158,011.26 and 46,200.04 is: 69,251.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,414.28 : 158,011.26 = 46,200.04 : x
  2. Step 2: Convert to fraction form
    105,414.28/158,011.26 = 46,200.04/x
  3. Step 3: Cross multiply
    105,414.28x = 158,011.26 × 46,200.04
  4. Step 4: Simplify right side
    105,414.28x = 7,300,125,964.17
  5. Step 5: Solve for x
    x = 7,300,125,964.17/105,414.28
  6. Step 6: Final answer
    x = 69,251.78

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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.