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Finding the Fourth Proportional to 178,479.44, 246,311.45 and 103,052.24

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Solution

The fourth proportional to 178,479.44, 246,311.45 and 103,052.24 is: 142,217.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,479.44 : 246,311.45 = 103,052.24 : x
  2. Step 2: Convert to fraction form
    178,479.44/246,311.45 = 103,052.24/x
  3. Step 3: Cross multiply
    178,479.44x = 246,311.45 × 103,052.24
  4. Step 4: Simplify right side
    178,479.44x = 25,382,946,660.15
  5. Step 5: Solve for x
    x = 25,382,946,660.15/178,479.44
  6. Step 6: Final answer
    x = 142,217.76

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1.5x scale

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.