Home / 205,074.10-307,323.15-163,026.10

Finding the Fourth Proportional to 205,074.10, 307,323.15 and 163,026.10

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Solution

The fourth proportional to 205,074.10, 307,323.15 and 163,026.10 is: 244,310.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,074.10 : 307,323.15 = 163,026.10 : x
  2. Step 2: Convert to fraction form
    205,074.10/307,323.15 = 163,026.10/x
  3. Step 3: Cross multiply
    205,074.10x = 307,323.15 × 163,026.10
  4. Step 4: Simplify right side
    205,074.10x = 50,101,694,584.22
  5. Step 5: Solve for x
    x = 50,101,694,584.22/205,074.10
  6. Step 6: Final answer
    x = 244,310.20

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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.