Home / 126,837.72-175,026.42-70,247.88

Finding the Fourth Proportional to 126,837.72, 175,026.42 and 70,247.88

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Solution

The fourth proportional to 126,837.72, 175,026.42 and 70,247.88 is: 96,936.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,837.72 : 175,026.42 = 70,247.88 : x
  2. Step 2: Convert to fraction form
    126,837.72/175,026.42 = 70,247.88/x
  3. Step 3: Cross multiply
    126,837.72x = 175,026.42 × 70,247.88
  4. Step 4: Simplify right side
    126,837.72x = 12,295,234,948.99
  5. Step 5: Solve for x
    x = 12,295,234,948.99/126,837.72
  6. Step 6: Final answer
    x = 96,936.74

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1.5x scale

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.