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Finding the Fourth Proportional to 79,363.76, 119,015.54 and 26,042.88

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Solution

The fourth proportional to 79,363.76, 119,015.54 and 26,042.88 is: 39,054.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,363.76 : 119,015.54 = 26,042.88 : x
  2. Step 2: Convert to fraction form
    79,363.76/119,015.54 = 26,042.88/x
  3. Step 3: Cross multiply
    79,363.76x = 119,015.54 × 26,042.88
  4. Step 4: Simplify right side
    79,363.76x = 3,099,507,296.14
  5. Step 5: Solve for x
    x = 3,099,507,296.14/79,363.76
  6. Step 6: Final answer
    x = 39,054.44

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1.5x scale

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.