Home / 264,426.66-396,246.09-146,131.78

Finding the Fourth Proportional to 264,426.66, 396,246.09 and 146,131.78

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Solution

The fourth proportional to 264,426.66, 396,246.09 and 146,131.78 is: 218,979.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,426.66 : 396,246.09 = 146,131.78 : x
  2. Step 2: Convert to fraction form
    264,426.66/396,246.09 = 146,131.78/x
  3. Step 3: Cross multiply
    264,426.66x = 396,246.09 × 146,131.78
  4. Step 4: Simplify right side
    264,426.66x = 57,904,146,449.74
  5. Step 5: Solve for x
    x = 57,904,146,449.74/264,426.66
  6. Step 6: Final answer
    x = 218,979.99

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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.