Home / 144,066.28-215,989.26-119,027.56

Finding the Fourth Proportional to 144,066.28, 215,989.26 and 119,027.56

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Solution

The fourth proportional to 144,066.28, 215,989.26 and 119,027.56 is: 178,450.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,066.28 : 215,989.26 = 119,027.56 : x
  2. Step 2: Convert to fraction form
    144,066.28/215,989.26 = 119,027.56/x
  3. Step 3: Cross multiply
    144,066.28x = 215,989.26 × 119,027.56
  4. Step 4: Simplify right side
    144,066.28x = 25,708,674,604.01
  5. Step 5: Solve for x
    x = 25,708,674,604.01/144,066.28
  6. Step 6: Final answer
    x = 178,450.33

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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.