Home / 151,787.15-227,659.31-83,420.02

Finding the Fourth Proportional to 151,787.15, 227,659.31 and 83,420.02

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Solution

The fourth proportional to 151,787.15, 227,659.31 and 83,420.02 is: 125,118.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,787.15 : 227,659.31 = 83,420.02 : x
  2. Step 2: Convert to fraction form
    151,787.15/227,659.31 = 83,420.02/x
  3. Step 3: Cross multiply
    151,787.15x = 227,659.31 × 83,420.02
  4. Step 4: Simplify right side
    151,787.15x = 18,991,344,193.39
  5. Step 5: Solve for x
    x = 18,991,344,193.39/151,787.15
  6. Step 6: Final answer
    x = 125,118.26

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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.