Home / 126,519.80-174,597.30-69,159.34

Finding the Fourth Proportional to 126,519.80, 174,597.30 and 69,159.34

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Solution

The fourth proportional to 126,519.80, 174,597.30 and 69,159.34 is: 95,439.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,519.80 : 174,597.30 = 69,159.34 : x
  2. Step 2: Convert to fraction form
    126,519.80/174,597.30 = 69,159.34/x
  3. Step 3: Cross multiply
    126,519.80x = 174,597.30 × 69,159.34
  4. Step 4: Simplify right side
    126,519.80x = 12,075,034,033.78
  5. Step 5: Solve for x
    x = 12,075,034,033.78/126,519.80
  6. Step 6: Final answer
    x = 95,439.88

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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.