Home / 214,472.52-321,499.60-102,122.55

Finding the Fourth Proportional to 214,472.52, 321,499.60 and 102,122.55

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Solution

The fourth proportional to 214,472.52, 321,499.60 and 102,122.55 is: 153,084.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,472.52 : 321,499.60 = 102,122.55 : x
  2. Step 2: Convert to fraction form
    214,472.52/321,499.60 = 102,122.55/x
  3. Step 3: Cross multiply
    214,472.52x = 321,499.60 × 102,122.55
  4. Step 4: Simplify right side
    214,472.52x = 32,832,358,720.67
  5. Step 5: Solve for x
    x = 32,832,358,720.67/214,472.52
  6. Step 6: Final answer
    x = 153,084.22

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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.