Home / 106,331.27-146,758.37-61,039.85

Finding the Fourth Proportional to 106,331.27, 146,758.37 and 61,039.85

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Solution

The fourth proportional to 106,331.27, 146,758.37 and 61,039.85 is: 84,247.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,331.27 : 146,758.37 = 61,039.85 : x
  2. Step 2: Convert to fraction form
    106,331.27/146,758.37 = 61,039.85/x
  3. Step 3: Cross multiply
    106,331.27x = 146,758.37 × 61,039.85
  4. Step 4: Simplify right side
    106,331.27x = 8,958,107,852.05
  5. Step 5: Solve for x
    x = 8,958,107,852.05/106,331.27
  6. Step 6: Final answer
    x = 84,247.17

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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.