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Finding the Fourth Proportional to 265,835.43, 366,843.96 and 158,349.87

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Solution

The fourth proportional to 265,835.43, 366,843.96 and 158,349.87 is: 218,517.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,835.43 : 366,843.96 = 158,349.87 : x
  2. Step 2: Convert to fraction form
    265,835.43/366,843.96 = 158,349.87/x
  3. Step 3: Cross multiply
    265,835.43x = 366,843.96 × 158,349.87
  4. Step 4: Simplify right side
    265,835.43x = 58,089,693,376.29
  5. Step 5: Solve for x
    x = 58,089,693,376.29/265,835.43
  6. Step 6: Final answer
    x = 218,517.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.