Home / 177,426.80-266,170.92-72,302.96

Finding the Fourth Proportional to 177,426.80, 266,170.92 and 72,302.96

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Solution

The fourth proportional to 177,426.80, 266,170.92 and 72,302.96 is: 108,466.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,426.80 : 266,170.92 = 72,302.96 : x
  2. Step 2: Convert to fraction form
    177,426.80/266,170.92 = 72,302.96/x
  3. Step 3: Cross multiply
    177,426.80x = 266,170.92 × 72,302.96
  4. Step 4: Simplify right side
    177,426.80x = 19,244,945,381.92
  5. Step 5: Solve for x
    x = 19,244,945,381.92/177,426.80
  6. Step 6: Final answer
    x = 108,466.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.