Home / 179,147.79-247,195.72-102,652.18

Finding the Fourth Proportional to 179,147.79, 247,195.72 and 102,652.18

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Solution

The fourth proportional to 179,147.79, 247,195.72 and 102,652.18 is: 141,643.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,147.79 : 247,195.72 = 102,652.18 : x
  2. Step 2: Convert to fraction form
    179,147.79/247,195.72 = 102,652.18/x
  3. Step 3: Cross multiply
    179,147.79x = 247,195.72 × 102,652.18
  4. Step 4: Simplify right side
    179,147.79x = 25,375,178,766.29
  5. Step 5: Solve for x
    x = 25,375,178,766.29/179,147.79
  6. Step 6: Final answer
    x = 141,643.83

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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.