Home / 222,150.56-306,569.25-136,109.70

Finding the Fourth Proportional to 222,150.56, 306,569.25 and 136,109.70

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Solution

The fourth proportional to 222,150.56, 306,569.25 and 136,109.70 is: 187,832.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,150.56 : 306,569.25 = 136,109.70 : x
  2. Step 2: Convert to fraction form
    222,150.56/306,569.25 = 136,109.70/x
  3. Step 3: Cross multiply
    222,150.56x = 306,569.25 × 136,109.70
  4. Step 4: Simplify right side
    222,150.56x = 41,727,048,646.73
  5. Step 5: Solve for x
    x = 41,727,048,646.73/222,150.56
  6. Step 6: Final answer
    x = 187,832.30

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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.