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Finding the Fourth Proportional to 243,608.48, 336,233.92 and 148,094.88

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Solution

The fourth proportional to 243,608.48, 336,233.92 and 148,094.88 is: 204,403.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,608.48 : 336,233.92 = 148,094.88 : x
  2. Step 2: Convert to fraction form
    243,608.48/336,233.92 = 148,094.88/x
  3. Step 3: Cross multiply
    243,608.48x = 336,233.92 × 148,094.88
  4. Step 4: Simplify right side
    243,608.48x = 49,794,522,034.33
  5. Step 5: Solve for x
    x = 49,794,522,034.33/243,608.48
  6. Step 6: Final answer
    x = 204,403.89

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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.