Home / 104,112.25-156,232.62-40,921.29

Finding the Fourth Proportional to 104,112.25, 156,232.62 and 40,921.29

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Solution

The fourth proportional to 104,112.25, 156,232.62 and 40,921.29 is: 61,407.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,112.25 : 156,232.62 = 40,921.29 : x
  2. Step 2: Convert to fraction form
    104,112.25/156,232.62 = 40,921.29/x
  3. Step 3: Cross multiply
    104,112.25x = 156,232.62 × 40,921.29
  4. Step 4: Simplify right side
    104,112.25x = 6,393,240,350.48
  5. Step 5: Solve for x
    x = 6,393,240,350.48/104,112.25
  6. Step 6: Final answer
    x = 61,407.19

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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.