Home / 119,405.37-178,960.43-60,257.96

Finding the Fourth Proportional to 119,405.37, 178,960.43 and 60,257.96

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Solution

The fourth proportional to 119,405.37, 178,960.43 and 60,257.96 is: 90,312.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,405.37 : 178,960.43 = 60,257.96 : x
  2. Step 2: Convert to fraction form
    119,405.37/178,960.43 = 60,257.96/x
  3. Step 3: Cross multiply
    119,405.37x = 178,960.43 × 60,257.96
  4. Step 4: Simplify right side
    119,405.37x = 10,783,789,688.37
  5. Step 5: Solve for x
    x = 10,783,789,688.37/119,405.37
  6. Step 6: Final answer
    x = 90,312.43

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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.