Home / 181,256.20-271,625.10-125,787.40

Finding the Fourth Proportional to 181,256.20, 271,625.10 and 125,787.40

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Solution

The fourth proportional to 181,256.20, 271,625.10 and 125,787.40 is: 188,501.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,256.20 : 271,625.10 = 125,787.40 : x
  2. Step 2: Convert to fraction form
    181,256.20/271,625.10 = 125,787.40/x
  3. Step 3: Cross multiply
    181,256.20x = 271,625.10 × 125,787.40
  4. Step 4: Simplify right side
    181,256.20x = 34,167,015,103.74
  5. Step 5: Solve for x
    x = 34,167,015,103.74/181,256.20
  6. Step 6: Final answer
    x = 188,501.22

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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.