Home / 119,900.28-179,406.54-96,135.15

Finding the Fourth Proportional to 119,900.28, 179,406.54 and 96,135.15

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Solution

The fourth proportional to 119,900.28, 179,406.54 and 96,135.15 is: 143,846.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,900.28 : 179,406.54 = 96,135.15 : x
  2. Step 2: Convert to fraction form
    119,900.28/179,406.54 = 96,135.15/x
  3. Step 3: Cross multiply
    119,900.28x = 179,406.54 × 96,135.15
  4. Step 4: Simplify right side
    119,900.28x = 17,247,274,633.88
  5. Step 5: Solve for x
    x = 17,247,274,633.88/119,900.28
  6. Step 6: Final answer
    x = 143,846.83

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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.