Home / 107,134.28-147,846.54-59,388.44

Finding the Fourth Proportional to 107,134.28, 147,846.54 and 59,388.44

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Solution

The fourth proportional to 107,134.28, 147,846.54 and 59,388.44 is: 81,956.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,134.28 : 147,846.54 = 59,388.44 : x
  2. Step 2: Convert to fraction form
    107,134.28/147,846.54 = 59,388.44/x
  3. Step 3: Cross multiply
    107,134.28x = 147,846.54 × 59,388.44
  4. Step 4: Simplify right side
    107,134.28x = 8,780,375,370.00
  5. Step 5: Solve for x
    x = 8,780,375,370.00/107,134.28
  6. Step 6: Final answer
    x = 81,956.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.