Home / 195,787.92-270,178.29-110,905.68

Finding the Fourth Proportional to 195,787.92, 270,178.29 and 110,905.68

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Solution

The fourth proportional to 195,787.92, 270,178.29 and 110,905.68 is: 153,044.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,787.92 : 270,178.29 = 110,905.68 : x
  2. Step 2: Convert to fraction form
    195,787.92/270,178.29 = 110,905.68/x
  3. Step 3: Cross multiply
    195,787.92x = 270,178.29 × 110,905.68
  4. Step 4: Simplify right side
    195,787.92x = 29,964,306,973.69
  5. Step 5: Solve for x
    x = 29,964,306,973.69/195,787.92
  6. Step 6: Final answer
    x = 153,044.72

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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.