Home / 212,022.64-317,956.20-62,224.48

Finding the Fourth Proportional to 212,022.64, 317,956.20 and 62,224.48

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Solution

The fourth proportional to 212,022.64, 317,956.20 and 62,224.48 is: 93,313.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,022.64 : 317,956.20 = 62,224.48 : x
  2. Step 2: Convert to fraction form
    212,022.64/317,956.20 = 62,224.48/x
  3. Step 3: Cross multiply
    212,022.64x = 317,956.20 × 62,224.48
  4. Step 4: Simplify right side
    212,022.64x = 19,784,659,207.78
  5. Step 5: Solve for x
    x = 19,784,659,207.78/212,022.64
  6. Step 6: Final answer
    x = 93,313.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.