Home / 166,249.56-249,529.86-82,104.78

Finding the Fourth Proportional to 166,249.56, 249,529.86 and 82,104.78

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Solution

The fourth proportional to 166,249.56, 249,529.86 and 82,104.78 is: 123,233.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,249.56 : 249,529.86 = 82,104.78 : x
  2. Step 2: Convert to fraction form
    166,249.56/249,529.86 = 82,104.78/x
  3. Step 3: Cross multiply
    166,249.56x = 249,529.86 × 82,104.78
  4. Step 4: Simplify right side
    166,249.56x = 20,487,594,258.73
  5. Step 5: Solve for x
    x = 20,487,594,258.73/166,249.56
  6. Step 6: Final answer
    x = 123,233.98

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1.5x scale

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.