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Finding the Fourth Proportional to 70,118.16, 96,714.96 and 41,802

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Solution

The fourth proportional to 70,118.16, 96,714.96 and 41,802 is: 57,658.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,118.16 : 96,714.96 = 41,802 : x
  2. Step 2: Convert to fraction form
    70,118.16/96,714.96 = 41,802/x
  3. Step 3: Cross multiply
    70,118.16x = 96,714.96 × 41,802
  4. Step 4: Simplify right side
    70,118.16x = 4,042,878,757.92
  5. Step 5: Solve for x
    x = 4,042,878,757.92/70,118.16
  6. Step 6: Final answer
    x = 57,658.08

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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.