Home / 166,576.45-249,753.96-91,731.85

Finding the Fourth Proportional to 166,576.45, 249,753.96 and 91,731.85

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Solution

The fourth proportional to 166,576.45, 249,753.96 and 91,731.85 is: 137,536.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,576.45 : 249,753.96 = 91,731.85 : x
  2. Step 2: Convert to fraction form
    166,576.45/249,753.96 = 91,731.85/x
  3. Step 3: Cross multiply
    166,576.45x = 249,753.96 × 91,731.85
  4. Step 4: Simplify right side
    166,576.45x = 22,910,392,795.63
  5. Step 5: Solve for x
    x = 22,910,392,795.63/166,576.45
  6. Step 6: Final answer
    x = 137,536.81

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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.