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Finding the Fourth Proportional to 63,395, 87,484.77 and 34,714.14

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Solution

The fourth proportional to 63,395, 87,484.77 and 34,714.14 is: 47,905.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,395 : 87,484.77 = 34,714.14 : x
  2. Step 2: Convert to fraction form
    63,395/87,484.77 = 34,714.14/x
  3. Step 3: Cross multiply
    63,395x = 87,484.77 × 34,714.14
  4. Step 4: Simplify right side
    63,395x = 3,036,958,553.65
  5. Step 5: Solve for x
    x = 3,036,958,553.65/63,395
  6. Step 6: Final answer
    x = 47,905.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.