Home / 224,109.25-309,270.82-122,134.74

Finding the Fourth Proportional to 224,109.25, 309,270.82 and 122,134.74

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Solution

The fourth proportional to 224,109.25, 309,270.82 and 122,134.74 is: 168,545.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,109.25 : 309,270.82 = 122,134.74 : x
  2. Step 2: Convert to fraction form
    224,109.25/309,270.82 = 122,134.74/x
  3. Step 3: Cross multiply
    224,109.25x = 309,270.82 × 122,134.74
  4. Step 4: Simplify right side
    224,109.25x = 37,772,711,190.29
  5. Step 5: Solve for x
    x = 37,772,711,190.29/224,109.25
  6. Step 6: Final answer
    x = 168,545.97

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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.