Home / 49,848.35-68,787.97-28,335.11

Finding the Fourth Proportional to 49,848.35, 68,787.97 and 28,335.11

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Solution

The fourth proportional to 49,848.35, 68,787.97 and 28,335.11 is: 39,100.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,848.35 : 68,787.97 = 28,335.11 : x
  2. Step 2: Convert to fraction form
    49,848.35/68,787.97 = 28,335.11/x
  3. Step 3: Cross multiply
    49,848.35x = 68,787.97 × 28,335.11
  4. Step 4: Simplify right side
    49,848.35x = 1,949,114,281.85
  5. Step 5: Solve for x
    x = 1,949,114,281.85/49,848.35
  6. Step 6: Final answer
    x = 39,100.88

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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.