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Finding the Fourth Proportional to 63,395.51, 87,486.87 and 34,714.71

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Solution

The fourth proportional to 63,395.51, 87,486.87 and 34,714.71 is: 47,906.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,395.51 : 87,486.87 = 34,714.71 : x
  2. Step 2: Convert to fraction form
    63,395.51/87,486.87 = 34,714.71/x
  3. Step 3: Cross multiply
    63,395.51x = 87,486.87 × 34,714.71
  4. Step 4: Simplify right side
    63,395.51x = 3,037,081,320.86
  5. Step 5: Solve for x
    x = 3,037,081,320.86/63,395.51
  6. Step 6: Final answer
    x = 47,906.88

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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.