Home / 126,935.75-175,173.25-69,574.62

Finding the Fourth Proportional to 126,935.75, 175,173.25 and 69,574.62

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Solution

The fourth proportional to 126,935.75, 175,173.25 and 69,574.62 is: 96,014.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,935.75 : 175,173.25 = 69,574.62 : x
  2. Step 2: Convert to fraction form
    126,935.75/175,173.25 = 69,574.62/x
  3. Step 3: Cross multiply
    126,935.75x = 175,173.25 × 69,574.62
  4. Step 4: Simplify right side
    126,935.75x = 12,187,612,128.98
  5. Step 5: Solve for x
    x = 12,187,612,128.98/126,935.75
  6. Step 6: Final answer
    x = 96,014.03

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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.