Home / 149,233.80-223,850.70-115,408.20

Finding the Fourth Proportional to 149,233.80, 223,850.70 and 115,408.20

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Solution

The fourth proportional to 149,233.80, 223,850.70 and 115,408.20 is: 173,112.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,233.80 : 223,850.70 = 115,408.20 : x
  2. Step 2: Convert to fraction form
    149,233.80/223,850.70 = 115,408.20/x
  3. Step 3: Cross multiply
    149,233.80x = 223,850.70 × 115,408.20
  4. Step 4: Simplify right side
    149,233.80x = 25,834,206,355.74
  5. Step 5: Solve for x
    x = 25,834,206,355.74/149,233.80
  6. Step 6: Final answer
    x = 173,112.30

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1.5x scale

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.