Home / 147,227.10-220,512.60-127,544.10

Finding the Fourth Proportional to 147,227.10, 220,512.60 and 127,544.10

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Solution

The fourth proportional to 147,227.10, 220,512.60 and 127,544.10 is: 191,031.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,227.10 : 220,512.60 = 127,544.10 : x
  2. Step 2: Convert to fraction form
    147,227.10/220,512.60 = 127,544.10/x
  3. Step 3: Cross multiply
    147,227.10x = 220,512.60 × 127,544.10
  4. Step 4: Simplify right side
    147,227.10x = 28,125,081,105.66
  5. Step 5: Solve for x
    x = 28,125,081,105.66/147,227.10
  6. Step 6: Final answer
    x = 191,031.96

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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.