Home / 219,942.20-303,521.84-119,340.20

Finding the Fourth Proportional to 219,942.20, 303,521.84 and 119,340.20

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Solution

The fourth proportional to 219,942.20, 303,521.84 and 119,340.20 is: 164,690.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,942.20 : 303,521.84 = 119,340.20 : x
  2. Step 2: Convert to fraction form
    219,942.20/303,521.84 = 119,340.20/x
  3. Step 3: Cross multiply
    219,942.20x = 303,521.84 × 119,340.20
  4. Step 4: Simplify right side
    219,942.20x = 36,222,354,975.66
  5. Step 5: Solve for x
    x = 36,222,354,975.66/219,942.20
  6. Step 6: Final answer
    x = 164,690.34

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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.