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Finding the Fourth Proportional to 73,809.63, 110,713.52 and 23,888.61

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Solution

The fourth proportional to 73,809.63, 110,713.52 and 23,888.61 is: 35,832.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,809.63 : 110,713.52 = 23,888.61 : x
  2. Step 2: Convert to fraction form
    73,809.63/110,713.52 = 23,888.61/x
  3. Step 3: Cross multiply
    73,809.63x = 110,713.52 × 23,888.61
  4. Step 4: Simplify right side
    73,809.63x = 2,644,791,981.56
  5. Step 5: Solve for x
    x = 2,644,791,981.56/73,809.63
  6. Step 6: Final answer
    x = 35,832.61

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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.