Home / 175,851.60-263,561-100,013.79

Finding the Fourth Proportional to 175,851.60, 263,561 and 100,013.79

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Solution

The fourth proportional to 175,851.60, 263,561 and 100,013.79 is: 149,897.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,851.60 : 263,561 = 100,013.79 : x
  2. Step 2: Convert to fraction form
    175,851.60/263,561 = 100,013.79/x
  3. Step 3: Cross multiply
    175,851.60x = 263,561 × 100,013.79
  4. Step 4: Simplify right side
    175,851.60x = 26,359,734,506.19
  5. Step 5: Solve for x
    x = 26,359,734,506.19/175,851.60
  6. Step 6: Final answer
    x = 149,897.61

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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.