Home / 126,098.32-189,110.57-47,194.09

Finding the Fourth Proportional to 126,098.32, 189,110.57 and 47,194.09

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Solution

The fourth proportional to 126,098.32, 189,110.57 and 47,194.09 is: 70,777.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,098.32 : 189,110.57 = 47,194.09 : x
  2. Step 2: Convert to fraction form
    126,098.32/189,110.57 = 47,194.09/x
  3. Step 3: Cross multiply
    126,098.32x = 189,110.57 × 47,194.09
  4. Step 4: Simplify right side
    126,098.32x = 8,924,902,013.73
  5. Step 5: Solve for x
    x = 8,924,902,013.73/126,098.32
  6. Step 6: Final answer
    x = 70,777.33

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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.