Home / 149,919.80-224,879.70-39,111.80

Finding the Fourth Proportional to 149,919.80, 224,879.70 and 39,111.80

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Solution

The fourth proportional to 149,919.80, 224,879.70 and 39,111.80 is: 58,667.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,919.80 : 224,879.70 = 39,111.80 : x
  2. Step 2: Convert to fraction form
    149,919.80/224,879.70 = 39,111.80/x
  3. Step 3: Cross multiply
    149,919.80x = 224,879.70 × 39,111.80
  4. Step 4: Simplify right side
    149,919.80x = 8,795,449,850.46
  5. Step 5: Solve for x
    x = 8,795,449,850.46/149,919.80
  6. Step 6: Final answer
    x = 58,667.70

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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.