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Finding the Fourth Proportional to 237,495.33, 327,744.05 and 128,600.82

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Solution

The fourth proportional to 237,495.33, 327,744.05 and 128,600.82 is: 177,469.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,495.33 : 327,744.05 = 128,600.82 : x
  2. Step 2: Convert to fraction form
    237,495.33/327,744.05 = 128,600.82/x
  3. Step 3: Cross multiply
    237,495.33x = 327,744.05 × 128,600.82
  4. Step 4: Simplify right side
    237,495.33x = 42,148,152,937.12
  5. Step 5: Solve for x
    x = 42,148,152,937.12/237,495.33
  6. Step 6: Final answer
    x = 177,469.40

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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.