Home / 284,067-425,875.86-141,839.16

Finding the Fourth Proportional to 284,067, 425,875.86 and 141,839.16

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Solution

The fourth proportional to 284,067, 425,875.86 and 141,839.16 is: 212,646.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,067 : 425,875.86 = 141,839.16 : x
  2. Step 2: Convert to fraction form
    284,067/425,875.86 = 141,839.16/x
  3. Step 3: Cross multiply
    284,067x = 425,875.86 × 141,839.16
  4. Step 4: Simplify right side
    284,067x = 60,405,874,246.68
  5. Step 5: Solve for x
    x = 60,405,874,246.68/284,067
  6. Step 6: Final answer
    x = 212,646.57

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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.