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Finding the Fourth Proportional to 178,367.94, 246,155.49 and 106,734.24

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Solution

The fourth proportional to 178,367.94, 246,155.49 and 106,734.24 is: 147,297.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,367.94 : 246,155.49 = 106,734.24 : x
  2. Step 2: Convert to fraction form
    178,367.94/246,155.49 = 106,734.24/x
  3. Step 3: Cross multiply
    178,367.94x = 246,155.49 × 106,734.24
  4. Step 4: Simplify right side
    178,367.94x = 26,273,219,146.98
  5. Step 5: Solve for x
    x = 26,273,219,146.98/178,367.94
  6. Step 6: Final answer
    x = 147,297.88

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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.