Home / 126,122.28-189,160.74-32,622.36

Finding the Fourth Proportional to 126,122.28, 189,160.74 and 32,622.36

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Solution

The fourth proportional to 126,122.28, 189,160.74 and 32,622.36 is: 48,927.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,122.28 : 189,160.74 = 32,622.36 : x
  2. Step 2: Convert to fraction form
    126,122.28/189,160.74 = 32,622.36/x
  3. Step 3: Cross multiply
    126,122.28x = 189,160.74 × 32,622.36
  4. Step 4: Simplify right side
    126,122.28x = 6,170,869,758.15
  5. Step 5: Solve for x
    x = 6,170,869,758.15/126,122.28
  6. Step 6: Final answer
    x = 48,927.67

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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.