Home / 177,078.52-265,473.04-82,367.75

Finding the Fourth Proportional to 177,078.52, 265,473.04 and 82,367.75

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Solution

The fourth proportional to 177,078.52, 265,473.04 and 82,367.75 is: 123,484.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,078.52 : 265,473.04 = 82,367.75 : x
  2. Step 2: Convert to fraction form
    177,078.52/265,473.04 = 82,367.75/x
  3. Step 3: Cross multiply
    177,078.52x = 265,473.04 × 82,367.75
  4. Step 4: Simplify right side
    177,078.52x = 21,866,416,990.46
  5. Step 5: Solve for x
    x = 21,866,416,990.46/177,078.52
  6. Step 6: Final answer
    x = 123,484.30

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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.