Home / 126,204.71-189,028.94-104,317.67

Finding the Fourth Proportional to 126,204.71, 189,028.94 and 104,317.67

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Solution

The fourth proportional to 126,204.71, 189,028.94 and 104,317.67 is: 156,246.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,204.71 : 189,028.94 = 104,317.67 : x
  2. Step 2: Convert to fraction form
    126,204.71/189,028.94 = 104,317.67/x
  3. Step 3: Cross multiply
    126,204.71x = 189,028.94 × 104,317.67
  4. Step 4: Simplify right side
    126,204.71x = 19,719,057,377.43
  5. Step 5: Solve for x
    x = 19,719,057,377.43/126,204.71
  6. Step 6: Final answer
    x = 156,246.60

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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.