Home / 126,296.35-174,276.55-69,704.08

Finding the Fourth Proportional to 126,296.35, 174,276.55 and 69,704.08

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Solution

The fourth proportional to 126,296.35, 174,276.55 and 69,704.08 is: 96,184.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,296.35 : 174,276.55 = 69,704.08 : x
  2. Step 2: Convert to fraction form
    126,296.35/174,276.55 = 69,704.08/x
  3. Step 3: Cross multiply
    126,296.35x = 174,276.55 × 69,704.08
  4. Step 4: Simplify right side
    126,296.35x = 12,147,785,537.68
  5. Step 5: Solve for x
    x = 12,147,785,537.68/126,296.35
  6. Step 6: Final answer
    x = 96,184.78

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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.