Home / 224,156.76-309,334.30-122,182.20

Finding the Fourth Proportional to 224,156.76, 309,334.30 and 122,182.20

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Solution

The fourth proportional to 224,156.76, 309,334.30 and 122,182.20 is: 168,610.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,156.76 : 309,334.30 = 122,182.20 : x
  2. Step 2: Convert to fraction form
    224,156.76/309,334.30 = 122,182.20/x
  3. Step 3: Cross multiply
    224,156.76x = 309,334.30 × 122,182.20
  4. Step 4: Simplify right side
    224,156.76x = 37,795,145,309.46
  5. Step 5: Solve for x
    x = 37,795,145,309.46/224,156.76
  6. Step 6: Final answer
    x = 168,610.33

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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.