Home / 166,771.24-250,158.42-42,112.12

Finding the Fourth Proportional to 166,771.24, 250,158.42 and 42,112.12

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Solution

The fourth proportional to 166,771.24, 250,158.42 and 42,112.12 is: 63,168.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,771.24 : 250,158.42 = 42,112.12 : x
  2. Step 2: Convert to fraction form
    166,771.24/250,158.42 = 42,112.12/x
  3. Step 3: Cross multiply
    166,771.24x = 250,158.42 × 42,112.12
  4. Step 4: Simplify right side
    166,771.24x = 10,534,701,402.05
  5. Step 5: Solve for x
    x = 10,534,701,402.05/166,771.24
  6. Step 6: Final answer
    x = 63,168.57

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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.