Home / 126,555.32-174,646.65-69,198.34

Finding the Fourth Proportional to 126,555.32, 174,646.65 and 69,198.34

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Solution

The fourth proportional to 126,555.32, 174,646.65 and 69,198.34 is: 95,493.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,555.32 : 174,646.65 = 69,198.34 : x
  2. Step 2: Convert to fraction form
    126,555.32/174,646.65 = 69,198.34/x
  3. Step 3: Cross multiply
    126,555.32x = 174,646.65 × 69,198.34
  4. Step 4: Simplify right side
    126,555.32x = 12,085,258,093.57
  5. Step 5: Solve for x
    x = 12,085,258,093.57/126,555.32
  6. Step 6: Final answer
    x = 95,493.88

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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.