Home / 177,318.40-265,540.20-132,703.60

Finding the Fourth Proportional to 177,318.40, 265,540.20 and 132,703.60

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Solution

The fourth proportional to 177,318.40, 265,540.20 and 132,703.60 is: 198,728.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,318.40 : 265,540.20 = 132,703.60 : x
  2. Step 2: Convert to fraction form
    177,318.40/265,540.20 = 132,703.60/x
  3. Step 3: Cross multiply
    177,318.40x = 265,540.20 × 132,703.60
  4. Step 4: Simplify right side
    177,318.40x = 35,238,140,484.72
  5. Step 5: Solve for x
    x = 35,238,140,484.72/177,318.40
  6. Step 6: Final answer
    x = 198,728.05

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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.