Home / 137,698.94-189,872.75-95,183.66

Finding the Fourth Proportional to 137,698.94, 189,872.75 and 95,183.66

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Solution

The fourth proportional to 137,698.94, 189,872.75 and 95,183.66 is: 131,248.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,698.94 : 189,872.75 = 95,183.66 : x
  2. Step 2: Convert to fraction form
    137,698.94/189,872.75 = 95,183.66/x
  3. Step 3: Cross multiply
    137,698.94x = 189,872.75 × 95,183.66
  4. Step 4: Simplify right side
    137,698.94x = 18,072,782,567.86
  5. Step 5: Solve for x
    x = 18,072,782,567.86/137,698.94
  6. Step 6: Final answer
    x = 131,248.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.