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Finding the Fourth Proportional to 79,894.38, 119,799.84 and 23,726.76

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Solution

The fourth proportional to 79,894.38, 119,799.84 and 23,726.76 is: 35,577.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,894.38 : 119,799.84 = 23,726.76 : x
  2. Step 2: Convert to fraction form
    79,894.38/119,799.84 = 23,726.76/x
  3. Step 3: Cross multiply
    79,894.38x = 119,799.84 × 23,726.76
  4. Step 4: Simplify right side
    79,894.38x = 2,842,462,051.72
  5. Step 5: Solve for x
    x = 2,842,462,051.72/79,894.38
  6. Step 6: Final answer
    x = 35,577.75

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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.