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Finding the Fourth Proportional to 237,624.34, 327,921.54 and 142,153.48

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Solution

The fourth proportional to 237,624.34, 327,921.54 and 142,153.48 is: 196,171.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,624.34 : 327,921.54 = 142,153.48 : x
  2. Step 2: Convert to fraction form
    237,624.34/327,921.54 = 142,153.48/x
  3. Step 3: Cross multiply
    237,624.34x = 327,921.54 × 142,153.48
  4. Step 4: Simplify right side
    237,624.34x = 46,615,188,077.96
  5. Step 5: Solve for x
    x = 46,615,188,077.96/237,624.34
  6. Step 6: Final answer
    x = 196,171.77

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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.