Home / 84,549.04-126,787.92-34,594.72

Finding the Fourth Proportional to 84,549.04, 126,787.92 and 34,594.72

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Solution

The fourth proportional to 84,549.04, 126,787.92 and 34,594.72 is: 51,877.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,549.04 : 126,787.92 = 34,594.72 : x
  2. Step 2: Convert to fraction form
    84,549.04/126,787.92 = 34,594.72/x
  3. Step 3: Cross multiply
    84,549.04x = 126,787.92 × 34,594.72
  4. Step 4: Simplify right side
    84,549.04x = 4,386,192,591.78
  5. Step 5: Solve for x
    x = 4,386,192,591.78/84,549.04
  6. Step 6: Final answer
    x = 51,877.50

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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.