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Finding the Fourth Proportional to 59,187.84, 88,788 and 19,748.88

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Solution

The fourth proportional to 59,187.84, 88,788 and 19,748.88 is: 29,625.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,187.84 : 88,788 = 19,748.88 : x
  2. Step 2: Convert to fraction form
    59,187.84/88,788 = 19,748.88/x
  3. Step 3: Cross multiply
    59,187.84x = 88,788 × 19,748.88
  4. Step 4: Simplify right side
    59,187.84x = 1,753,463,557.44
  5. Step 5: Solve for x
    x = 1,753,463,557.44/59,187.84
  6. Step 6: Final answer
    x = 29,625.40

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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.