Home / 242,248.22-363,387.69-76,042.78

Finding the Fourth Proportional to 242,248.22, 363,387.69 and 76,042.78

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Solution

The fourth proportional to 242,248.22, 363,387.69 and 76,042.78 is: 114,068.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,248.22 : 363,387.69 = 76,042.78 : x
  2. Step 2: Convert to fraction form
    242,248.22/363,387.69 = 76,042.78/x
  3. Step 3: Cross multiply
    242,248.22x = 363,387.69 × 76,042.78
  4. Step 4: Simplify right side
    242,248.22x = 27,633,010,165.38
  5. Step 5: Solve for x
    x = 27,633,010,165.38/242,248.22
  6. Step 6: Final answer
    x = 114,068.99

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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.