Home / 224,155.36-309,332.43-122,180.83

Finding the Fourth Proportional to 224,155.36, 309,332.43 and 122,180.83

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Solution

The fourth proportional to 224,155.36, 309,332.43 and 122,180.83 is: 168,608.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,155.36 : 309,332.43 = 122,180.83 : x
  2. Step 2: Convert to fraction form
    224,155.36/309,332.43 = 122,180.83/x
  3. Step 3: Cross multiply
    224,155.36x = 309,332.43 × 122,180.83
  4. Step 4: Simplify right side
    224,155.36x = 37,794,493,043.32
  5. Step 5: Solve for x
    x = 37,794,493,043.32/224,155.36
  6. Step 6: Final answer
    x = 168,608.47

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1.5x scale

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.