Home / 179,435.20-269,152.80-54,776.20

Finding the Fourth Proportional to 179,435.20, 269,152.80 and 54,776.20

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Solution

The fourth proportional to 179,435.20, 269,152.80 and 54,776.20 is: 82,164.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,435.20 : 269,152.80 = 54,776.20 : x
  2. Step 2: Convert to fraction form
    179,435.20/269,152.80 = 54,776.20/x
  3. Step 3: Cross multiply
    179,435.20x = 269,152.80 × 54,776.20
  4. Step 4: Simplify right side
    179,435.20x = 14,743,167,603.36
  5. Step 5: Solve for x
    x = 14,743,167,603.36/179,435.20
  6. Step 6: Final answer
    x = 82,164.30

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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.