Home / 126,849.20-175,057.60-70,260.44

Finding the Fourth Proportional to 126,849.20, 175,057.60 and 70,260.44

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Solution

The fourth proportional to 126,849.20, 175,057.60 and 70,260.44 is: 96,962.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,849.20 : 175,057.60 = 70,260.44 : x
  2. Step 2: Convert to fraction form
    126,849.20/175,057.60 = 70,260.44/x
  3. Step 3: Cross multiply
    126,849.20x = 175,057.60 × 70,260.44
  4. Step 4: Simplify right side
    126,849.20x = 12,299,624,001.34
  5. Step 5: Solve for x
    x = 12,299,624,001.34/126,849.20
  6. Step 6: Final answer
    x = 96,962.57

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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.