Home / 214,835.43-322,449.98-214,031.71

Finding the Fourth Proportional to 214,835.43, 322,449.98 and 214,031.71

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Solution

The fourth proportional to 214,835.43, 322,449.98 and 214,031.71 is: 321,243.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,835.43 : 322,449.98 = 214,031.71 : x
  2. Step 2: Convert to fraction form
    214,835.43/322,449.98 = 214,031.71/x
  3. Step 3: Cross multiply
    214,835.43x = 322,449.98 × 214,031.71
  4. Step 4: Simplify right side
    214,835.43x = 69,014,518,732.58
  5. Step 5: Solve for x
    x = 69,014,518,732.58/214,835.43
  6. Step 6: Final answer
    x = 321,243.65

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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.