Home / 135,359.46-203,058.90-41,872.50

Finding the Fourth Proportional to 135,359.46, 203,058.90 and 41,872.50

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Solution

The fourth proportional to 135,359.46, 203,058.90 and 41,872.50 is: 62,814.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,359.46 : 203,058.90 = 41,872.50 : x
  2. Step 2: Convert to fraction form
    135,359.46/203,058.90 = 41,872.50/x
  3. Step 3: Cross multiply
    135,359.46x = 203,058.90 × 41,872.50
  4. Step 4: Simplify right side
    135,359.46x = 8,502,583,790.25
  5. Step 5: Solve for x
    x = 8,502,583,790.25/135,359.46
  6. Step 6: Final answer
    x = 62,814.85

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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.