Home / 224,231.52-309,438.24-123,629.60

Finding the Fourth Proportional to 224,231.52, 309,438.24 and 123,629.60

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Solution

The fourth proportional to 224,231.52, 309,438.24 and 123,629.60 is: 170,608.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,231.52 : 309,438.24 = 123,629.60 : x
  2. Step 2: Convert to fraction form
    224,231.52/309,438.24 = 123,629.60/x
  3. Step 3: Cross multiply
    224,231.52x = 309,438.24 × 123,629.60
  4. Step 4: Simplify right side
    224,231.52x = 38,255,725,835.90
  5. Step 5: Solve for x
    x = 38,255,725,835.90/224,231.52
  6. Step 6: Final answer
    x = 170,608.15

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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.