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Finding the Fourth Proportional to 261,150.63, 391,596.63 and 92,645.67

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Solution

The fourth proportional to 261,150.63, 391,596.63 and 92,645.67 is: 138,922.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,150.63 : 391,596.63 = 92,645.67 : x
  2. Step 2: Convert to fraction form
    261,150.63/391,596.63 = 92,645.67/x
  3. Step 3: Cross multiply
    261,150.63x = 391,596.63 × 92,645.67
  4. Step 4: Simplify right side
    261,150.63x = 36,279,733,277.16
  5. Step 5: Solve for x
    x = 36,279,733,277.16/261,150.63
  6. Step 6: Final answer
    x = 138,922.63

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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.