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Finding the Fourth Proportional to 246,424.52, 340,065.60 and 133,247

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Solution

The fourth proportional to 246,424.52, 340,065.60 and 133,247 is: 183,880.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,424.52 : 340,065.60 = 133,247 : x
  2. Step 2: Convert to fraction form
    246,424.52/340,065.60 = 133,247/x
  3. Step 3: Cross multiply
    246,424.52x = 340,065.60 × 133,247
  4. Step 4: Simplify right side
    246,424.52x = 45,312,721,003.20
  5. Step 5: Solve for x
    x = 45,312,721,003.20/246,424.52
  6. Step 6: Final answer
    x = 183,880.73

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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.