Home / 182,415.60-273,719.52-129,449.64

Finding the Fourth Proportional to 182,415.60, 273,719.52 and 129,449.64

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Solution

The fourth proportional to 182,415.60, 273,719.52 and 129,449.64 is: 194,242.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,415.60 : 273,719.52 = 129,449.64 : x
  2. Step 2: Convert to fraction form
    182,415.60/273,719.52 = 129,449.64/x
  3. Step 3: Cross multiply
    182,415.60x = 273,719.52 × 129,449.64
  4. Step 4: Simplify right side
    182,415.60x = 35,432,893,324.97
  5. Step 5: Solve for x
    x = 35,432,893,324.97/182,415.60
  6. Step 6: Final answer
    x = 194,242.67

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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.