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Finding the Fourth Proportional to 237,262.72, 355,976.16 and 148,410.46

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Solution

The fourth proportional to 237,262.72, 355,976.16 and 148,410.46 is: 222,667.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,262.72 : 355,976.16 = 148,410.46 : x
  2. Step 2: Convert to fraction form
    237,262.72/355,976.16 = 148,410.46/x
  3. Step 3: Cross multiply
    237,262.72x = 355,976.16 × 148,410.46
  4. Step 4: Simplify right side
    237,262.72x = 52,830,585,654.63
  5. Step 5: Solve for x
    x = 52,830,585,654.63/237,262.72
  6. Step 6: Final answer
    x = 222,667.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.