Home / 224,107.01-309,267.72-122,132.49

Finding the Fourth Proportional to 224,107.01, 309,267.72 and 122,132.49

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Solution

The fourth proportional to 224,107.01, 309,267.72 and 122,132.49 is: 168,542.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,107.01 : 309,267.72 = 122,132.49 : x
  2. Step 2: Convert to fraction form
    224,107.01/309,267.72 = 122,132.49/x
  3. Step 3: Cross multiply
    224,107.01x = 309,267.72 × 122,132.49
  4. Step 4: Simplify right side
    224,107.01x = 37,771,636,109.56
  5. Step 5: Solve for x
    x = 37,771,636,109.56/224,107.01
  6. Step 6: Final answer
    x = 168,542.86

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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.