Home / 107,194.28-160,890.78-54,643.24

Finding the Fourth Proportional to 107,194.28, 160,890.78 and 54,643.24

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Solution

The fourth proportional to 107,194.28, 160,890.78 and 54,643.24 is: 82,015.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,194.28 : 160,890.78 = 54,643.24 : x
  2. Step 2: Convert to fraction form
    107,194.28/160,890.78 = 54,643.24/x
  3. Step 3: Cross multiply
    107,194.28x = 160,890.78 × 54,643.24
  4. Step 4: Simplify right side
    107,194.28x = 8,791,593,505.33
  5. Step 5: Solve for x
    x = 8,791,593,505.33/107,194.28
  6. Step 6: Final answer
    x = 82,015.51

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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.