Home / 107,881.20-148,876.11-60,133.46

Finding the Fourth Proportional to 107,881.20, 148,876.11 and 60,133.46

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Solution

The fourth proportional to 107,881.20, 148,876.11 and 60,133.46 is: 82,984.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,881.20 : 148,876.11 = 60,133.46 : x
  2. Step 2: Convert to fraction form
    107,881.20/148,876.11 = 60,133.46/x
  3. Step 3: Cross multiply
    107,881.20x = 148,876.11 × 60,133.46
  4. Step 4: Simplify right side
    107,881.20x = 8,952,434,861.26
  5. Step 5: Solve for x
    x = 8,952,434,861.26/107,881.20
  6. Step 6: Final answer
    x = 82,984.20

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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.