Home / 126,221.65-174,185.86-69,633.02

Finding the Fourth Proportional to 126,221.65, 174,185.86 and 69,633.02

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Solution

The fourth proportional to 126,221.65, 174,185.86 and 69,633.02 is: 96,093.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,221.65 : 174,185.86 = 69,633.02 : x
  2. Step 2: Convert to fraction form
    126,221.65/174,185.86 = 69,633.02/x
  3. Step 3: Cross multiply
    126,221.65x = 174,185.86 × 69,633.02
  4. Step 4: Simplify right side
    126,221.65x = 12,129,087,473.10
  5. Step 5: Solve for x
    x = 12,129,087,473.10/126,221.65
  6. Step 6: Final answer
    x = 96,093.56

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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.