Home / 126,713.20-174,846.72-73,000.48

Finding the Fourth Proportional to 126,713.20, 174,846.72 and 73,000.48

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Solution

The fourth proportional to 126,713.20, 174,846.72 and 73,000.48 is: 100,730.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,713.20 : 174,846.72 = 73,000.48 : x
  2. Step 2: Convert to fraction form
    126,713.20/174,846.72 = 73,000.48/x
  3. Step 3: Cross multiply
    126,713.20x = 174,846.72 × 73,000.48
  4. Step 4: Simplify right side
    126,713.20x = 12,763,894,486.43
  5. Step 5: Solve for x
    x = 12,763,894,486.43/126,713.20
  6. Step 6: Final answer
    x = 100,730.58

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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.