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Finding the Fourth Proportional to 214,791.68, 322,064.06 and 88,519.10

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Solution

The fourth proportional to 214,791.68, 322,064.06 and 88,519.10 is: 132,727.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,791.68 : 322,064.06 = 88,519.10 : x
  2. Step 2: Convert to fraction form
    214,791.68/322,064.06 = 88,519.10/x
  3. Step 3: Cross multiply
    214,791.68x = 322,064.06 × 88,519.10
  4. Step 4: Simplify right side
    214,791.68x = 28,508,820,733.55
  5. Step 5: Solve for x
    x = 28,508,820,733.55/214,791.68
  6. Step 6: Final answer
    x = 132,727.77

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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.