Home / 126,826.26-174,621.89-107,666.32

Finding the Fourth Proportional to 126,826.26, 174,621.89 and 107,666.32

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Solution

The fourth proportional to 126,826.26, 174,621.89 and 107,666.32 is: 148,241.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,826.26 : 174,621.89 = 107,666.32 : x
  2. Step 2: Convert to fraction form
    126,826.26/174,621.89 = 107,666.32/x
  3. Step 3: Cross multiply
    126,826.26x = 174,621.89 × 107,666.32
  4. Step 4: Simplify right side
    126,826.26x = 18,800,894,876.30
  5. Step 5: Solve for x
    x = 18,800,894,876.30/126,826.26
  6. Step 6: Final answer
    x = 148,241.35

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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.