Home / 243,514.28-336,263.50-153,027

Finding the Fourth Proportional to 243,514.28, 336,263.50 and 153,027

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Solution

The fourth proportional to 243,514.28, 336,263.50 and 153,027 is: 211,311.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,514.28 : 336,263.50 = 153,027 : x
  2. Step 2: Convert to fraction form
    243,514.28/336,263.50 = 153,027/x
  3. Step 3: Cross multiply
    243,514.28x = 336,263.50 × 153,027
  4. Step 4: Simplify right side
    243,514.28x = 51,457,394,614.50
  5. Step 5: Solve for x
    x = 51,457,394,614.50/243,514.28
  6. Step 6: Final answer
    x = 211,311.61

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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.