Home / 165,081.10-247,621.65-164,096.95

Finding the Fourth Proportional to 165,081.10, 247,621.65 and 164,096.95

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Solution

The fourth proportional to 165,081.10, 247,621.65 and 164,096.95 is: 246,145.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,081.10 : 247,621.65 = 164,096.95 : x
  2. Step 2: Convert to fraction form
    165,081.10/247,621.65 = 164,096.95/x
  3. Step 3: Cross multiply
    165,081.10x = 247,621.65 × 164,096.95
  4. Step 4: Simplify right side
    165,081.10x = 40,633,957,518.97
  5. Step 5: Solve for x
    x = 40,633,957,518.97/165,081.10
  6. Step 6: Final answer
    x = 246,145.43

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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.