Home / 151,330.14-226,979.28-67,091.76

Finding the Fourth Proportional to 151,330.14, 226,979.28 and 67,091.76

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Solution

The fourth proportional to 151,330.14, 226,979.28 and 67,091.76 is: 100,630.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,330.14 : 226,979.28 = 67,091.76 : x
  2. Step 2: Convert to fraction form
    151,330.14/226,979.28 = 67,091.76/x
  3. Step 3: Cross multiply
    151,330.14x = 226,979.28 × 67,091.76
  4. Step 4: Simplify right side
    151,330.14x = 15,228,439,378.73
  5. Step 5: Solve for x
    x = 15,228,439,378.73/151,330.14
  6. Step 6: Final answer
    x = 100,630.58

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1.5x scale

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.