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Finding the Fourth Proportional to 52,732.61, 79,094.86 and 19,446.47

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Solution

The fourth proportional to 52,732.61, 79,094.86 and 19,446.47 is: 29,168.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,732.61 : 79,094.86 = 19,446.47 : x
  2. Step 2: Convert to fraction form
    52,732.61/79,094.86 = 19,446.47/x
  3. Step 3: Cross multiply
    52,732.61x = 79,094.86 × 19,446.47
  4. Step 4: Simplify right side
    52,732.61x = 1,538,115,822.14
  5. Step 5: Solve for x
    x = 1,538,115,822.14/52,732.61
  6. Step 6: Final answer
    x = 29,168.21

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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.