Home / 119,431.53-179,190.36-60,222.60

Finding the Fourth Proportional to 119,431.53, 179,190.36 and 60,222.60

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Solution

The fourth proportional to 119,431.53, 179,190.36 and 60,222.60 is: 90,355.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,431.53 : 179,190.36 = 60,222.60 : x
  2. Step 2: Convert to fraction form
    119,431.53/179,190.36 = 60,222.60/x
  3. Step 3: Cross multiply
    119,431.53x = 179,190.36 × 60,222.60
  4. Step 4: Simplify right side
    119,431.53x = 10,791,309,374.14
  5. Step 5: Solve for x
    x = 10,791,309,374.14/119,431.53
  6. Step 6: Final answer
    x = 90,355.62

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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.