Home / 133,187.62-199,715.37-48,944.38

Finding the Fourth Proportional to 133,187.62, 199,715.37 and 48,944.38

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Solution

The fourth proportional to 133,187.62, 199,715.37 and 48,944.38 is: 73,392.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,187.62 : 199,715.37 = 48,944.38 : x
  2. Step 2: Convert to fraction form
    133,187.62/199,715.37 = 48,944.38/x
  3. Step 3: Cross multiply
    133,187.62x = 199,715.37 × 48,944.38
  4. Step 4: Simplify right side
    133,187.62x = 9,774,944,961.12
  5. Step 5: Solve for x
    x = 9,774,944,961.12/133,187.62
  6. Step 6: Final answer
    x = 73,392.29

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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.