Home / 119,257.32-178,884.12-30,510.06

Finding the Fourth Proportional to 119,257.32, 178,884.12 and 30,510.06

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Solution

The fourth proportional to 119,257.32, 178,884.12 and 30,510.06 is: 45,764.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,257.32 : 178,884.12 = 30,510.06 : x
  2. Step 2: Convert to fraction form
    119,257.32/178,884.12 = 30,510.06/x
  3. Step 3: Cross multiply
    119,257.32x = 178,884.12 × 30,510.06
  4. Step 4: Simplify right side
    119,257.32x = 5,457,765,234.25
  5. Step 5: Solve for x
    x = 5,457,765,234.25/119,257.32
  6. Step 6: Final answer
    x = 45,764.61

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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.