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Finding the Fourth Proportional to 79,714.60, 119,528.70 and 32,914.60

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Solution

The fourth proportional to 79,714.60, 119,528.70 and 32,914.60 is: 49,354.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,714.60 : 119,528.70 = 32,914.60 : x
  2. Step 2: Convert to fraction form
    79,714.60/119,528.70 = 32,914.60/x
  3. Step 3: Cross multiply
    79,714.60x = 119,528.70 × 32,914.60
  4. Step 4: Simplify right side
    79,714.60x = 3,934,239,349.02
  5. Step 5: Solve for x
    x = 3,934,239,349.02/79,714.60
  6. Step 6: Final answer
    x = 49,354.06

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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.