Home / 224,194.83-309,379.28-122,217.86

Finding the Fourth Proportional to 224,194.83, 309,379.28 and 122,217.86

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Solution

The fourth proportional to 224,194.83, 309,379.28 and 122,217.86 is: 168,655.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,194.83 : 309,379.28 = 122,217.86 : x
  2. Step 2: Convert to fraction form
    224,194.83/309,379.28 = 122,217.86/x
  3. Step 3: Cross multiply
    224,194.83x = 309,379.28 × 122,217.86
  4. Step 4: Simplify right side
    224,194.83x = 37,811,671,371.96
  5. Step 5: Solve for x
    x = 37,811,671,371.96/224,194.83
  6. Step 6: Final answer
    x = 168,655.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.