Home / 119,405.56-178,960.71-60,258.14

Finding the Fourth Proportional to 119,405.56, 178,960.71 and 60,258.14

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Solution

The fourth proportional to 119,405.56, 178,960.71 and 60,258.14 is: 90,312.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,405.56 : 178,960.71 = 60,258.14 : x
  2. Step 2: Convert to fraction form
    119,405.56/178,960.71 = 60,258.14/x
  3. Step 3: Cross multiply
    119,405.56x = 178,960.71 × 60,258.14
  4. Step 4: Simplify right side
    119,405.56x = 10,783,839,517.68
  5. Step 5: Solve for x
    x = 10,783,839,517.68/119,405.56
  6. Step 6: Final answer
    x = 90,312.71

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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.