Home / 240,207.86-331,472.43-132,771.48

Finding the Fourth Proportional to 240,207.86, 331,472.43 and 132,771.48

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Solution

The fourth proportional to 240,207.86, 331,472.43 and 132,771.48 is: 183,216.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,207.86 : 331,472.43 = 132,771.48 : x
  2. Step 2: Convert to fraction form
    240,207.86/331,472.43 = 132,771.48/x
  3. Step 3: Cross multiply
    240,207.86x = 331,472.43 × 132,771.48
  4. Step 4: Simplify right side
    240,207.86x = 44,010,085,110.30
  5. Step 5: Solve for x
    x = 44,010,085,110.30/240,207.86
  6. Step 6: Final answer
    x = 183,216.68

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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.