Home / 175,982.60-263,770.57-81,013.66

Finding the Fourth Proportional to 175,982.60, 263,770.57 and 81,013.66

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Solution

The fourth proportional to 175,982.60, 263,770.57 and 81,013.66 is: 121,426.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,982.60 : 263,770.57 = 81,013.66 : x
  2. Step 2: Convert to fraction form
    175,982.60/263,770.57 = 81,013.66/x
  3. Step 3: Cross multiply
    175,982.60x = 263,770.57 × 81,013.66
  4. Step 4: Simplify right side
    175,982.60x = 21,369,019,275.99
  5. Step 5: Solve for x
    x = 21,369,019,275.99/175,982.60
  6. Step 6: Final answer
    x = 121,426.89

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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.