Home / 214,127.52-321,213.12-73,885.72

Finding the Fourth Proportional to 214,127.52, 321,213.12 and 73,885.72

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Solution

The fourth proportional to 214,127.52, 321,213.12 and 73,885.72 is: 110,836.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,127.52 : 321,213.12 = 73,885.72 : x
  2. Step 2: Convert to fraction form
    214,127.52/321,213.12 = 73,885.72/x
  3. Step 3: Cross multiply
    214,127.52x = 321,213.12 × 73,885.72
  4. Step 4: Simplify right side
    214,127.52x = 23,733,062,644.65
  5. Step 5: Solve for x
    x = 23,733,062,644.65/214,127.52
  6. Step 6: Final answer
    x = 110,836.12

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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.