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Finding the Fourth Proportional to 237,468.72, 356,207.64 and 111,039.24

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Solution

The fourth proportional to 237,468.72, 356,207.64 and 111,039.24 is: 166,560.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,468.72 : 356,207.64 = 111,039.24 : x
  2. Step 2: Convert to fraction form
    237,468.72/356,207.64 = 111,039.24/x
  3. Step 3: Cross multiply
    237,468.72x = 356,207.64 × 111,039.24
  4. Step 4: Simplify right side
    237,468.72x = 39,553,025,627.79
  5. Step 5: Solve for x
    x = 39,553,025,627.79/237,468.72
  6. Step 6: Final answer
    x = 166,560.99

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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.