Home / 212,787.60-293,553.81-140,096.72

Finding the Fourth Proportional to 212,787.60, 293,553.81 and 140,096.72

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Solution

The fourth proportional to 212,787.60, 293,553.81 and 140,096.72 is: 193,272.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,787.60 : 293,553.81 = 140,096.72 : x
  2. Step 2: Convert to fraction form
    212,787.60/293,553.81 = 140,096.72/x
  3. Step 3: Cross multiply
    212,787.60x = 293,553.81 × 140,096.72
  4. Step 4: Simplify right side
    212,787.60x = 41,125,924,456.73
  5. Step 5: Solve for x
    x = 41,125,924,456.73/212,787.60
  6. Step 6: Final answer
    x = 193,272.19

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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.