Home / 177,819.60-266,729.40-164,859.60

Finding the Fourth Proportional to 177,819.60, 266,729.40 and 164,859.60

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Solution

The fourth proportional to 177,819.60, 266,729.40 and 164,859.60 is: 247,289.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,819.60 : 266,729.40 = 164,859.60 : x
  2. Step 2: Convert to fraction form
    177,819.60/266,729.40 = 164,859.60/x
  3. Step 3: Cross multiply
    177,819.60x = 266,729.40 × 164,859.60
  4. Step 4: Simplify right side
    177,819.60x = 43,972,902,192.24
  5. Step 5: Solve for x
    x = 43,972,902,192.24/177,819.60
  6. Step 6: Final answer
    x = 247,289.40

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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.