Home / 119,025.29-178,584.40-52,418.61

Finding the Fourth Proportional to 119,025.29, 178,584.40 and 52,418.61

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Solution

The fourth proportional to 119,025.29, 178,584.40 and 52,418.61 is: 78,648.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,025.29 : 178,584.40 = 52,418.61 : x
  2. Step 2: Convert to fraction form
    119,025.29/178,584.40 = 52,418.61/x
  3. Step 3: Cross multiply
    119,025.29x = 178,584.40 × 52,418.61
  4. Step 4: Simplify right side
    119,025.29x = 9,361,146,015.68
  5. Step 5: Solve for x
    x = 9,361,146,015.68/119,025.29
  6. Step 6: Final answer
    x = 78,648.38

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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.