Home / 174,020.20-261,030.30-165,034.60

Finding the Fourth Proportional to 174,020.20, 261,030.30 and 165,034.60

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Solution

The fourth proportional to 174,020.20, 261,030.30 and 165,034.60 is: 247,551.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,020.20 : 261,030.30 = 165,034.60 : x
  2. Step 2: Convert to fraction form
    174,020.20/261,030.30 = 165,034.60/x
  3. Step 3: Cross multiply
    174,020.20x = 261,030.30 × 165,034.60
  4. Step 4: Simplify right side
    174,020.20x = 43,079,031,148.38
  5. Step 5: Solve for x
    x = 43,079,031,148.38/174,020.20
  6. Step 6: Final answer
    x = 247,551.90

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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.