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Finding the Fourth Proportional to 79,348, 119,026.80 and 23,944.48

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Solution

The fourth proportional to 79,348, 119,026.80 and 23,944.48 is: 35,918.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,348 : 119,026.80 = 23,944.48 : x
  2. Step 2: Convert to fraction form
    79,348/119,026.80 = 23,944.48/x
  3. Step 3: Cross multiply
    79,348x = 119,026.80 × 23,944.48
  4. Step 4: Simplify right side
    79,348x = 2,850,034,832.06
  5. Step 5: Solve for x
    x = 2,850,034,832.06/79,348
  6. Step 6: Final answer
    x = 35,918.17

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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.