Home / 177,314.20-265,971.30-102,664.60

Finding the Fourth Proportional to 177,314.20, 265,971.30 and 102,664.60

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Solution

The fourth proportional to 177,314.20, 265,971.30 and 102,664.60 is: 153,996.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,314.20 : 265,971.30 = 102,664.60 : x
  2. Step 2: Convert to fraction form
    177,314.20/265,971.30 = 102,664.60/x
  3. Step 3: Cross multiply
    177,314.20x = 265,971.30 × 102,664.60
  4. Step 4: Simplify right side
    177,314.20x = 27,305,837,125.98
  5. Step 5: Solve for x
    x = 27,305,837,125.98/177,314.20
  6. Step 6: Final answer
    x = 153,996.90

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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.