Home / 214,028.06-321,091.28-64,271.17

Finding the Fourth Proportional to 214,028.06, 321,091.28 and 64,271.17

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Solution

The fourth proportional to 214,028.06, 321,091.28 and 64,271.17 is: 96,421.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,028.06 : 321,091.28 = 64,271.17 : x
  2. Step 2: Convert to fraction form
    214,028.06/321,091.28 = 64,271.17/x
  3. Step 3: Cross multiply
    214,028.06x = 321,091.28 × 64,271.17
  4. Step 4: Simplify right side
    214,028.06x = 20,636,912,563.42
  5. Step 5: Solve for x
    x = 20,636,912,563.42/214,028.06
  6. Step 6: Final answer
    x = 96,421.53

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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.