Home / 179,418.78-269,126.82-46,287.72

Finding the Fourth Proportional to 179,418.78, 269,126.82 and 46,287.72

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Solution

The fourth proportional to 179,418.78, 269,126.82 and 46,287.72 is: 69,431.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,418.78 : 269,126.82 = 46,287.72 : x
  2. Step 2: Convert to fraction form
    179,418.78/269,126.82 = 46,287.72/x
  3. Step 3: Cross multiply
    179,418.78x = 269,126.82 × 46,287.72
  4. Step 4: Simplify right side
    179,418.78x = 12,457,266,888.65
  5. Step 5: Solve for x
    x = 12,457,266,888.65/179,418.78
  6. Step 6: Final answer
    x = 69,431.23

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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.