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Finding the Fourth Proportional to 213,907.82, 295,223.67 and 123,246.41

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Solution

The fourth proportional to 213,907.82, 295,223.67 and 123,246.41 is: 170,097.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,907.82 : 295,223.67 = 123,246.41 : x
  2. Step 2: Convert to fraction form
    213,907.82/295,223.67 = 123,246.41/x
  3. Step 3: Cross multiply
    213,907.82x = 295,223.67 × 123,246.41
  4. Step 4: Simplify right side
    213,907.82x = 36,385,255,998.41
  5. Step 5: Solve for x
    x = 36,385,255,998.41/213,907.82
  6. Step 6: Final answer
    x = 170,097.83

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1.5x scale

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.