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Finding the Fourth Proportional to 169,834.11, 254,794.90 and 64,595.67

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Solution

The fourth proportional to 169,834.11, 254,794.90 and 64,595.67 is: 96,910.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,834.11 : 254,794.90 = 64,595.67 : x
  2. Step 2: Convert to fraction form
    169,834.11/254,794.90 = 64,595.67/x
  3. Step 3: Cross multiply
    169,834.11x = 254,794.90 × 64,595.67
  4. Step 4: Simplify right side
    169,834.11x = 16,458,647,278.08
  5. Step 5: Solve for x
    x = 16,458,647,278.08/169,834.11
  6. Step 6: Final answer
    x = 96,910.14

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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.