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Finding the Fourth Proportional to 79,894.51, 119,841.93 and 32,476.13

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Solution

The fourth proportional to 79,894.51, 119,841.93 and 32,476.13 is: 48,714.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,894.51 : 119,841.93 = 32,476.13 : x
  2. Step 2: Convert to fraction form
    79,894.51/119,841.93 = 32,476.13/x
  3. Step 3: Cross multiply
    79,894.51x = 119,841.93 × 32,476.13
  4. Step 4: Simplify right side
    79,894.51x = 3,892,002,458.63
  5. Step 5: Solve for x
    x = 3,892,002,458.63/79,894.51
  6. Step 6: Final answer
    x = 48,714.27

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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.