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Finding the Fourth Proportional to 73,805.80, 110,696.83 and 26,412.06

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Solution

The fourth proportional to 73,805.80, 110,696.83 and 26,412.06 is: 39,613.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,805.80 : 110,696.83 = 26,412.06 : x
  2. Step 2: Convert to fraction form
    73,805.80/110,696.83 = 26,412.06/x
  3. Step 3: Cross multiply
    73,805.80x = 110,696.83 × 26,412.06
  4. Step 4: Simplify right side
    73,805.80x = 2,923,731,509.19
  5. Step 5: Solve for x
    x = 2,923,731,509.19/73,805.80
  6. Step 6: Final answer
    x = 39,613.85

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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.