Home / 136,439.31-204,654.35-41,665.67

Finding the Fourth Proportional to 136,439.31, 204,654.35 and 41,665.67

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Solution

The fourth proportional to 136,439.31, 204,654.35 and 41,665.67 is: 62,497.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,439.31 : 204,654.35 = 41,665.67 : x
  2. Step 2: Convert to fraction form
    136,439.31/204,654.35 = 41,665.67/x
  3. Step 3: Cross multiply
    136,439.31x = 204,654.35 × 41,665.67
  4. Step 4: Simplify right side
    136,439.31x = 8,527,059,379.56
  5. Step 5: Solve for x
    x = 8,527,059,379.56/136,439.31
  6. Step 6: Final answer
    x = 62,497.09

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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.