Home / 166,957.74-250,518.83-78,195.92

Finding the Fourth Proportional to 166,957.74, 250,518.83 and 78,195.92

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Solution

The fourth proportional to 166,957.74, 250,518.83 and 78,195.92 is: 117,332.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,957.74 : 250,518.83 = 78,195.92 : x
  2. Step 2: Convert to fraction form
    166,957.74/250,518.83 = 78,195.92/x
  3. Step 3: Cross multiply
    166,957.74x = 250,518.83 × 78,195.92
  4. Step 4: Simplify right side
    166,957.74x = 19,589,548,745.60
  5. Step 5: Solve for x
    x = 19,589,548,745.60/166,957.74
  6. Step 6: Final answer
    x = 117,332.38

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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.