Home / 205,773.04-284,063.88-154,805.24

Finding the Fourth Proportional to 205,773.04, 284,063.88 and 154,805.24

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Solution

The fourth proportional to 205,773.04, 284,063.88 and 154,805.24 is: 213,704.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,773.04 : 284,063.88 = 154,805.24 : x
  2. Step 2: Convert to fraction form
    205,773.04/284,063.88 = 154,805.24/x
  3. Step 3: Cross multiply
    205,773.04x = 284,063.88 × 154,805.24
  4. Step 4: Simplify right side
    205,773.04x = 43,974,577,118.73
  5. Step 5: Solve for x
    x = 43,974,577,118.73/205,773.04
  6. Step 6: Final answer
    x = 213,704.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.