Home / 224,159.64-309,338.27-122,185.09

Finding the Fourth Proportional to 224,159.64, 309,338.27 and 122,185.09

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Solution

The fourth proportional to 224,159.64, 309,338.27 and 122,185.09 is: 168,614.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,159.64 : 309,338.27 = 122,185.09 : x
  2. Step 2: Convert to fraction form
    224,159.64/309,338.27 = 122,185.09/x
  3. Step 3: Cross multiply
    224,159.64x = 309,338.27 × 122,185.09
  4. Step 4: Simplify right side
    224,159.64x = 37,796,524,594.34
  5. Step 5: Solve for x
    x = 37,796,524,594.34/224,159.64
  6. Step 6: Final answer
    x = 168,614.32

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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.