Home / 126,210.52-174,171.08-68,849.66

Finding the Fourth Proportional to 126,210.52, 174,171.08 and 68,849.66

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Solution

The fourth proportional to 126,210.52, 174,171.08 and 68,849.66 is: 95,012.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,210.52 : 174,171.08 = 68,849.66 : x
  2. Step 2: Convert to fraction form
    126,210.52/174,171.08 = 68,849.66/x
  3. Step 3: Cross multiply
    126,210.52x = 174,171.08 × 68,849.66
  4. Step 4: Simplify right side
    126,210.52x = 11,991,619,488.40
  5. Step 5: Solve for x
    x = 11,991,619,488.40/126,210.52
  6. Step 6: Final answer
    x = 95,012.84

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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.