Home / 179,551.08-269,451-71,469.36

Finding the Fourth Proportional to 179,551.08, 269,451 and 71,469.36

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Solution

The fourth proportional to 179,551.08, 269,451 and 71,469.36 is: 107,253.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,551.08 : 269,451 = 71,469.36 : x
  2. Step 2: Convert to fraction form
    179,551.08/269,451 = 71,469.36/x
  3. Step 3: Cross multiply
    179,551.08x = 269,451 × 71,469.36
  4. Step 4: Simplify right side
    179,551.08x = 19,257,490,521.36
  5. Step 5: Solve for x
    x = 19,257,490,521.36/179,551.08
  6. Step 6: Final answer
    x = 107,253.55

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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.