Home / 179,685.54-269,167.46-89,456.40

Finding the Fourth Proportional to 179,685.54, 269,167.46 and 89,456.40

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Solution

The fourth proportional to 179,685.54, 269,167.46 and 89,456.40 is: 134,004.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,685.54 : 269,167.46 = 89,456.40 : x
  2. Step 2: Convert to fraction form
    179,685.54/269,167.46 = 89,456.40/x
  3. Step 3: Cross multiply
    179,685.54x = 269,167.46 × 89,456.40
  4. Step 4: Simplify right side
    179,685.54x = 24,078,751,521.46
  5. Step 5: Solve for x
    x = 24,078,751,521.46/179,685.54
  6. Step 6: Final answer
    x = 134,004.95

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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.