Home / 214,200.90-321,301.35-56,445.30

Finding the Fourth Proportional to 214,200.90, 321,301.35 and 56,445.30

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Solution

The fourth proportional to 214,200.90, 321,301.35 and 56,445.30 is: 84,667.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,200.90 : 321,301.35 = 56,445.30 : x
  2. Step 2: Convert to fraction form
    214,200.90/321,301.35 = 56,445.30/x
  3. Step 3: Cross multiply
    214,200.90x = 321,301.35 × 56,445.30
  4. Step 4: Simplify right side
    214,200.90x = 18,135,951,091.16
  5. Step 5: Solve for x
    x = 18,135,951,091.16/214,200.90
  6. Step 6: Final answer
    x = 84,667.95

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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.