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Finding the Fourth Proportional to 252,633.85, 379,068.90 and 110,460.67

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Solution

The fourth proportional to 252,633.85, 379,068.90 and 110,460.67 is: 165,742.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,633.85 : 379,068.90 = 110,460.67 : x
  2. Step 2: Convert to fraction form
    252,633.85/379,068.90 = 110,460.67/x
  3. Step 3: Cross multiply
    252,633.85x = 379,068.90 × 110,460.67
  4. Step 4: Simplify right side
    252,633.85x = 41,872,202,222.52
  5. Step 5: Solve for x
    x = 41,872,202,222.52/252,633.85
  6. Step 6: Final answer
    x = 165,742.65

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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.