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Finding the Fourth Proportional to 58,805.97, 88,218 and 19,353.84

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Solution

The fourth proportional to 58,805.97, 88,218 and 19,353.84 is: 29,033.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,805.97 : 88,218 = 19,353.84 : x
  2. Step 2: Convert to fraction form
    58,805.97/88,218 = 19,353.84/x
  3. Step 3: Cross multiply
    58,805.97x = 88,218 × 19,353.84
  4. Step 4: Simplify right side
    58,805.97x = 1,707,357,057.12
  5. Step 5: Solve for x
    x = 1,707,357,057.12/58,805.97
  6. Step 6: Final answer
    x = 29,033.74

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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.