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Finding the Fourth Proportional to 73,615.90, 110,446.01 and 26,224.80

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Solution

The fourth proportional to 73,615.90, 110,446.01 and 26,224.80 is: 39,345.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,615.90 : 110,446.01 = 26,224.80 : x
  2. Step 2: Convert to fraction form
    73,615.90/110,446.01 = 26,224.80/x
  3. Step 3: Cross multiply
    73,615.90x = 110,446.01 × 26,224.80
  4. Step 4: Simplify right side
    73,615.90x = 2,896,424,523.05
  5. Step 5: Solve for x
    x = 2,896,424,523.05/73,615.90
  6. Step 6: Final answer
    x = 39,345.10

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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.