Home / 79,956.46-119,913.78-23,781.44

Finding the Fourth Proportional to 79,956.46, 119,913.78 and 23,781.44

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Solution

The fourth proportional to 79,956.46, 119,913.78 and 23,781.44 is: 35,665.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,956.46 : 119,913.78 = 23,781.44 : x
  2. Step 2: Convert to fraction form
    79,956.46/119,913.78 = 23,781.44/x
  3. Step 3: Cross multiply
    79,956.46x = 119,913.78 × 23,781.44
  4. Step 4: Simplify right side
    79,956.46x = 2,851,722,364.24
  5. Step 5: Solve for x
    x = 2,851,722,364.24/79,956.46
  6. Step 6: Final answer
    x = 35,665.94

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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.