Home / 126,299.19-189,349.47-63,086.70

Finding the Fourth Proportional to 126,299.19, 189,349.47 and 63,086.70

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Solution

The fourth proportional to 126,299.19, 189,349.47 and 63,086.70 is: 94,580.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,299.19 : 189,349.47 = 63,086.70 : x
  2. Step 2: Convert to fraction form
    126,299.19/189,349.47 = 63,086.70/x
  3. Step 3: Cross multiply
    126,299.19x = 189,349.47 × 63,086.70
  4. Step 4: Simplify right side
    126,299.19x = 11,945,433,209.05
  5. Step 5: Solve for x
    x = 11,945,433,209.05/126,299.19
  6. Step 6: Final answer
    x = 94,580.44

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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.