Home / 222,960.09-307,940.46-146,819.58

Finding the Fourth Proportional to 222,960.09, 307,940.46 and 146,819.58

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Solution

The fourth proportional to 222,960.09, 307,940.46 and 146,819.58 is: 202,779.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,960.09 : 307,940.46 = 146,819.58 : x
  2. Step 2: Convert to fraction form
    222,960.09/307,940.46 = 146,819.58/x
  3. Step 3: Cross multiply
    222,960.09x = 307,940.46 × 146,819.58
  4. Step 4: Simplify right side
    222,960.09x = 45,211,689,002.21
  5. Step 5: Solve for x
    x = 45,211,689,002.21/222,960.09
  6. Step 6: Final answer
    x = 202,779.29

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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.