Home / 119,921.44-179,849.36-45,035.84

Finding the Fourth Proportional to 119,921.44, 179,849.36 and 45,035.84

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Solution

The fourth proportional to 119,921.44, 179,849.36 and 45,035.84 is: 67,541.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,921.44 : 179,849.36 = 45,035.84 : x
  2. Step 2: Convert to fraction form
    119,921.44/179,849.36 = 45,035.84/x
  3. Step 3: Cross multiply
    119,921.44x = 179,849.36 × 45,035.84
  4. Step 4: Simplify right side
    119,921.44x = 8,099,667,001.06
  5. Step 5: Solve for x
    x = 8,099,667,001.06/119,921.44
  6. Step 6: Final answer
    x = 67,541.44

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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.