Home / 107,851.15-148,836.05-60,102.87

Finding the Fourth Proportional to 107,851.15, 148,836.05 and 60,102.87

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Solution

The fourth proportional to 107,851.15, 148,836.05 and 60,102.87 is: 82,942.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,851.15 : 148,836.05 = 60,102.87 : x
  2. Step 2: Convert to fraction form
    107,851.15/148,836.05 = 60,102.87/x
  3. Step 3: Cross multiply
    107,851.15x = 148,836.05 × 60,102.87
  4. Step 4: Simplify right side
    107,851.15x = 8,945,473,764.46
  5. Step 5: Solve for x
    x = 8,945,473,764.46/107,851.15
  6. Step 6: Final answer
    x = 82,942.78

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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.