Home / 164,509.20-227,022.78-89,057.70

Finding the Fourth Proportional to 164,509.20, 227,022.78 and 89,057.70

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Solution

The fourth proportional to 164,509.20, 227,022.78 and 89,057.70 is: 122,899.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,509.20 : 227,022.78 = 89,057.70 : x
  2. Step 2: Convert to fraction form
    164,509.20/227,022.78 = 89,057.70/x
  3. Step 3: Cross multiply
    164,509.20x = 227,022.78 × 89,057.70
  4. Step 4: Simplify right side
    164,509.20x = 20,218,126,634.41
  5. Step 5: Solve for x
    x = 20,218,126,634.41/164,509.20
  6. Step 6: Final answer
    x = 122,899.67

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.