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Finding the Fourth Proportional to 242,049.87, 334,041.17 and 134,622

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Solution

The fourth proportional to 242,049.87, 334,041.17 and 134,622 is: 185,785.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,049.87 : 334,041.17 = 134,622 : x
  2. Step 2: Convert to fraction form
    242,049.87/334,041.17 = 134,622/x
  3. Step 3: Cross multiply
    242,049.87x = 334,041.17 × 134,622
  4. Step 4: Simplify right side
    242,049.87x = 44,969,289,714.63
  5. Step 5: Solve for x
    x = 44,969,289,714.63/242,049.87
  6. Step 6: Final answer
    x = 185,785.23

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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.