Home / 214,109.10-321,163.65-151,901.10

Finding the Fourth Proportional to 214,109.10, 321,163.65 and 151,901.10

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Solution

The fourth proportional to 214,109.10, 321,163.65 and 151,901.10 is: 227,851.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,109.10 : 321,163.65 = 151,901.10 : x
  2. Step 2: Convert to fraction form
    214,109.10/321,163.65 = 151,901.10/x
  3. Step 3: Cross multiply
    214,109.10x = 321,163.65 × 151,901.10
  4. Step 4: Simplify right side
    214,109.10x = 48,785,111,715.02
  5. Step 5: Solve for x
    x = 48,785,111,715.02/214,109.10
  6. Step 6: Final answer
    x = 227,851.65

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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.