Home / 224,053.76-309,190.28-122,080.07

Finding the Fourth Proportional to 224,053.76, 309,190.28 and 122,080.07

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Solution

The fourth proportional to 224,053.76, 309,190.28 and 122,080.07 is: 168,468.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,053.76 : 309,190.28 = 122,080.07 : x
  2. Step 2: Convert to fraction form
    224,053.76/309,190.28 = 122,080.07/x
  3. Step 3: Cross multiply
    224,053.76x = 309,190.28 × 122,080.07
  4. Step 4: Simplify right side
    224,053.76x = 37,745,970,135.80
  5. Step 5: Solve for x
    x = 37,745,970,135.80/224,053.76
  6. Step 6: Final answer
    x = 168,468.36

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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.