Home / 217,934.04-300,761.82-164,124.12

Finding the Fourth Proportional to 217,934.04, 300,761.82 and 164,124.12

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Solution

The fourth proportional to 217,934.04, 300,761.82 and 164,124.12 is: 226,500.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,934.04 : 300,761.82 = 164,124.12 : x
  2. Step 2: Convert to fraction form
    217,934.04/300,761.82 = 164,124.12/x
  3. Step 3: Cross multiply
    217,934.04x = 300,761.82 × 164,124.12
  4. Step 4: Simplify right side
    217,934.04x = 49,362,269,037.10
  5. Step 5: Solve for x
    x = 49,362,269,037.10/217,934.04
  6. Step 6: Final answer
    x = 226,500.96

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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.