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Finding the Fourth Proportional to 246,483.56, 340,147.32 and 133,306.31

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Solution

The fourth proportional to 246,483.56, 340,147.32 and 133,306.31 is: 183,962.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,483.56 : 340,147.32 = 133,306.31 : x
  2. Step 2: Convert to fraction form
    246,483.56/340,147.32 = 133,306.31/x
  3. Step 3: Cross multiply
    246,483.56x = 340,147.32 × 133,306.31
  4. Step 4: Simplify right side
    246,483.56x = 45,343,784,436.06
  5. Step 5: Solve for x
    x = 45,343,784,436.06/246,483.56
  6. Step 6: Final answer
    x = 183,962.71

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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.