Home / 166,728.28-250,092.78-42,069.28

Finding the Fourth Proportional to 166,728.28, 250,092.78 and 42,069.28

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Solution

The fourth proportional to 166,728.28, 250,092.78 and 42,069.28 is: 63,104.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,728.28 : 250,092.78 = 42,069.28 : x
  2. Step 2: Convert to fraction form
    166,728.28/250,092.78 = 42,069.28/x
  3. Step 3: Cross multiply
    166,728.28x = 250,092.78 × 42,069.28
  4. Step 4: Simplify right side
    166,728.28x = 10,521,223,187.80
  5. Step 5: Solve for x
    x = 10,521,223,187.80/166,728.28
  6. Step 6: Final answer
    x = 63,104.01

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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.