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Finding the Fourth Proportional to 182,405.60, 273,608.40 and 125,324.90

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Solution

The fourth proportional to 182,405.60, 273,608.40 and 125,324.90 is: 187,987.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,405.60 : 273,608.40 = 125,324.90 : x
  2. Step 2: Convert to fraction form
    182,405.60/273,608.40 = 125,324.90/x
  3. Step 3: Cross multiply
    182,405.60x = 273,608.40 × 125,324.90
  4. Step 4: Simplify right side
    182,405.60x = 34,289,945,369.16
  5. Step 5: Solve for x
    x = 34,289,945,369.16/182,405.60
  6. Step 6: Final answer
    x = 187,987.35

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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.