Home / 126,181.62-189,265.01-47,289.24

Finding the Fourth Proportional to 126,181.62, 189,265.01 and 47,289.24

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Solution

The fourth proportional to 126,181.62, 189,265.01 and 47,289.24 is: 70,931.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,181.62 : 189,265.01 = 47,289.24 : x
  2. Step 2: Convert to fraction form
    126,181.62/189,265.01 = 47,289.24/x
  3. Step 3: Cross multiply
    126,181.62x = 189,265.01 × 47,289.24
  4. Step 4: Simplify right side
    126,181.62x = 8,950,198,245.05
  5. Step 5: Solve for x
    x = 8,950,198,245.05/126,181.62
  6. Step 6: Final answer
    x = 70,931.08

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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.