Home / 133,166.40-199,767.68-43,179.77

Finding the Fourth Proportional to 133,166.40, 199,767.68 and 43,179.77

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Solution

The fourth proportional to 133,166.40, 199,767.68 and 43,179.77 is: 64,775.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,166.40 : 199,767.68 = 43,179.77 : x
  2. Step 2: Convert to fraction form
    133,166.40/199,767.68 = 43,179.77/x
  3. Step 3: Cross multiply
    133,166.40x = 199,767.68 × 43,179.77
  4. Step 4: Simplify right side
    133,166.40x = 8,625,921,676.14
  5. Step 5: Solve for x
    x = 8,625,921,676.14/133,166.40
  6. Step 6: Final answer
    x = 64,775.51

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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.