Home / 214,318.01-321,494.55-107,647.12

Finding the Fourth Proportional to 214,318.01, 321,494.55 and 107,647.12

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Solution

The fourth proportional to 214,318.01, 321,494.55 and 107,647.12 is: 161,479.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,318.01 : 321,494.55 = 107,647.12 : x
  2. Step 2: Convert to fraction form
    214,318.01/321,494.55 = 107,647.12/x
  3. Step 3: Cross multiply
    214,318.01x = 321,494.55 × 107,647.12
  4. Step 4: Simplify right side
    214,318.01x = 34,607,960,257.49
  5. Step 5: Solve for x
    x = 34,607,960,257.49/214,318.01
  6. Step 6: Final answer
    x = 161,479.48

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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.