Home / 165,078.10-247,617.15-164,093.95

Finding the Fourth Proportional to 165,078.10, 247,617.15 and 164,093.95

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Solution

The fourth proportional to 165,078.10, 247,617.15 and 164,093.95 is: 246,140.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,078.10 : 247,617.15 = 164,093.95 : x
  2. Step 2: Convert to fraction form
    165,078.10/247,617.15 = 164,093.95/x
  3. Step 3: Cross multiply
    165,078.10x = 247,617.15 × 164,093.95
  4. Step 4: Simplify right side
    165,078.10x = 40,632,476,231.24
  5. Step 5: Solve for x
    x = 40,632,476,231.24/165,078.10
  6. Step 6: Final answer
    x = 246,140.93

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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.