Home / 224,582.49-309,910.59-122,587.70

Finding the Fourth Proportional to 224,582.49, 309,910.59 and 122,587.70

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Solution

The fourth proportional to 224,582.49, 309,910.59 and 122,587.70 is: 169,163.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,582.49 : 309,910.59 = 122,587.70 : x
  2. Step 2: Convert to fraction form
    224,582.49/309,910.59 = 122,587.70/x
  3. Step 3: Cross multiply
    224,582.49x = 309,910.59 × 122,587.70
  4. Step 4: Simplify right side
    224,582.49x = 37,991,224,884.19
  5. Step 5: Solve for x
    x = 37,991,224,884.19/224,582.49
  6. Step 6: Final answer
    x = 169,163.79

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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.