Home / 222,594.75-307,200.20-122,012.19

Finding the Fourth Proportional to 222,594.75, 307,200.20 and 122,012.19

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Solution

The fourth proportional to 222,594.75, 307,200.20 and 122,012.19 is: 168,387.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,594.75 : 307,200.20 = 122,012.19 : x
  2. Step 2: Convert to fraction form
    222,594.75/307,200.20 = 122,012.19/x
  3. Step 3: Cross multiply
    222,594.75x = 307,200.20 × 122,012.19
  4. Step 4: Simplify right side
    222,594.75x = 37,482,168,560.38
  5. Step 5: Solve for x
    x = 37,482,168,560.38/222,594.75
  6. Step 6: Final answer
    x = 168,387.48

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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.