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Finding the Fourth Proportional to 58,753.44, 88,135.68 and 19,310.64

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Solution

The fourth proportional to 58,753.44, 88,135.68 and 19,310.64 is: 28,967.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,753.44 : 88,135.68 = 19,310.64 : x
  2. Step 2: Convert to fraction form
    58,753.44/88,135.68 = 19,310.64/x
  3. Step 3: Cross multiply
    58,753.44x = 88,135.68 × 19,310.64
  4. Step 4: Simplify right side
    58,753.44x = 1,701,956,387.64
  5. Step 5: Solve for x
    x = 1,701,956,387.64/58,753.44
  6. Step 6: Final answer
    x = 28,967.77

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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.