Home / 166,091.73-249,177.15-53,772

Finding the Fourth Proportional to 166,091.73, 249,177.15 and 53,772

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Solution

The fourth proportional to 166,091.73, 249,177.15 and 53,772 is: 80,670.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,091.73 : 249,177.15 = 53,772 : x
  2. Step 2: Convert to fraction form
    166,091.73/249,177.15 = 53,772/x
  3. Step 3: Cross multiply
    166,091.73x = 249,177.15 × 53,772
  4. Step 4: Simplify right side
    166,091.73x = 13,398,753,709.80
  5. Step 5: Solve for x
    x = 13,398,753,709.80/166,091.73
  6. Step 6: Final answer
    x = 80,670.81

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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.