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Finding the Fourth Proportional to 240,645.72, 332,093.71 and 133,217.54

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Solution

The fourth proportional to 240,645.72, 332,093.71 and 133,217.54 is: 183,841.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,645.72 : 332,093.71 = 133,217.54 : x
  2. Step 2: Convert to fraction form
    240,645.72/332,093.71 = 133,217.54/x
  3. Step 3: Cross multiply
    240,645.72x = 332,093.71 × 133,217.54
  4. Step 4: Simplify right side
    240,645.72x = 44,240,707,095.67
  5. Step 5: Solve for x
    x = 44,240,707,095.67/240,645.72
  6. Step 6: Final answer
    x = 183,841.66

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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.