Home / 214,340.88-321,507.98-52,236.78

Finding the Fourth Proportional to 214,340.88, 321,507.98 and 52,236.78

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Solution

The fourth proportional to 214,340.88, 321,507.98 and 52,236.78 is: 78,354.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,340.88 : 321,507.98 = 52,236.78 : x
  2. Step 2: Convert to fraction form
    214,340.88/321,507.98 = 52,236.78/x
  3. Step 3: Cross multiply
    214,340.88x = 321,507.98 × 52,236.78
  4. Step 4: Simplify right side
    214,340.88x = 16,794,541,358.32
  5. Step 5: Solve for x
    x = 16,794,541,358.32/214,340.88
  6. Step 6: Final answer
    x = 78,354.35

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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.