Home / 223,819.57-309,148.48-162,467.91

Finding the Fourth Proportional to 223,819.57, 309,148.48 and 162,467.91

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Solution

The fourth proportional to 223,819.57, 309,148.48 and 162,467.91 is: 224,407.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,819.57 : 309,148.48 = 162,467.91 : x
  2. Step 2: Convert to fraction form
    223,819.57/309,148.48 = 162,467.91/x
  3. Step 3: Cross multiply
    223,819.57x = 309,148.48 × 162,467.91
  4. Step 4: Simplify right side
    223,819.57x = 50,226,706,612.94
  5. Step 5: Solve for x
    x = 50,226,706,612.94/223,819.57
  6. Step 6: Final answer
    x = 224,407.13

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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.