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Finding the Fourth Proportional to 64,883.43, 97,338.24 and 27,443.61

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Solution

The fourth proportional to 64,883.43, 97,338.24 and 27,443.61 is: 41,170.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,883.43 : 97,338.24 = 27,443.61 : x
  2. Step 2: Convert to fraction form
    64,883.43/97,338.24 = 27,443.61/x
  3. Step 3: Cross multiply
    64,883.43x = 97,338.24 × 27,443.61
  4. Step 4: Simplify right side
    64,883.43x = 2,671,312,696.65
  5. Step 5: Solve for x
    x = 2,671,312,696.65/64,883.43
  6. Step 6: Final answer
    x = 41,170.95

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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.