Home / 224,239.20-309,451.54-122,266.34

Finding the Fourth Proportional to 224,239.20, 309,451.54 and 122,266.34

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Solution

The fourth proportional to 224,239.20, 309,451.54 and 122,266.34 is: 168,728.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,239.20 : 309,451.54 = 122,266.34 : x
  2. Step 2: Convert to fraction form
    224,239.20/309,451.54 = 122,266.34/x
  3. Step 3: Cross multiply
    224,239.20x = 309,451.54 × 122,266.34
  4. Step 4: Simplify right side
    224,239.20x = 37,835,507,203.16
  5. Step 5: Solve for x
    x = 37,835,507,203.16/224,239.20
  6. Step 6: Final answer
    x = 168,728.34

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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.