Home / 179,515.32-247,745.39-98,957.18

Finding the Fourth Proportional to 179,515.32, 247,745.39 and 98,957.18

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Solution

The fourth proportional to 179,515.32, 247,745.39 and 98,957.18 is: 136,568.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,515.32 : 247,745.39 = 98,957.18 : x
  2. Step 2: Convert to fraction form
    179,515.32/247,745.39 = 98,957.18/x
  3. Step 3: Cross multiply
    179,515.32x = 247,745.39 × 98,957.18
  4. Step 4: Simplify right side
    179,515.32x = 24,516,183,418.89
  5. Step 5: Solve for x
    x = 24,516,183,418.89/179,515.32
  6. Step 6: Final answer
    x = 136,568.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.