Home / 216,217.88-324,327.96-141,809.22

Finding the Fourth Proportional to 216,217.88, 324,327.96 and 141,809.22

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Solution

The fourth proportional to 216,217.88, 324,327.96 and 141,809.22 is: 212,714.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,217.88 : 324,327.96 = 141,809.22 : x
  2. Step 2: Convert to fraction form
    216,217.88/324,327.96 = 141,809.22/x
  3. Step 3: Cross multiply
    216,217.88x = 324,327.96 × 141,809.22
  4. Step 4: Simplify right side
    216,217.88x = 45,992,695,031.79
  5. Step 5: Solve for x
    x = 45,992,695,031.79/216,217.88
  6. Step 6: Final answer
    x = 212,714.58

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1.5x scale

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.