Home / 224,083.11-309,230.70-122,109.30

Finding the Fourth Proportional to 224,083.11, 309,230.70 and 122,109.30

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Solution

The fourth proportional to 224,083.11, 309,230.70 and 122,109.30 is: 168,508.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,083.11 : 309,230.70 = 122,109.30 : x
  2. Step 2: Convert to fraction form
    224,083.11/309,230.70 = 122,109.30/x
  3. Step 3: Cross multiply
    224,083.11x = 309,230.70 × 122,109.30
  4. Step 4: Simplify right side
    224,083.11x = 37,759,944,315.51
  5. Step 5: Solve for x
    x = 37,759,944,315.51/224,083.11
  6. Step 6: Final answer
    x = 168,508.66

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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.