Home / 149,003.46-223,420.95-136,293.62

Finding the Fourth Proportional to 149,003.46, 223,420.95 and 136,293.62

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Solution

The fourth proportional to 149,003.46, 223,420.95 and 136,293.62 is: 204,363.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,003.46 : 223,420.95 = 136,293.62 : x
  2. Step 2: Convert to fraction form
    149,003.46/223,420.95 = 136,293.62/x
  3. Step 3: Cross multiply
    149,003.46x = 223,420.95 × 136,293.62
  4. Step 4: Simplify right side
    149,003.46x = 30,450,848,942.23
  5. Step 5: Solve for x
    x = 30,450,848,942.23/149,003.46
  6. Step 6: Final answer
    x = 204,363.37

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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.