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Finding the Fourth Proportional to 222,062.80, 306,546.74 and 141,598.48

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Solution

The fourth proportional to 222,062.80, 306,546.74 and 141,598.48 is: 195,469.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,062.80 : 306,546.74 = 141,598.48 : x
  2. Step 2: Convert to fraction form
    222,062.80/306,546.74 = 141,598.48/x
  3. Step 3: Cross multiply
    222,062.80x = 306,546.74 × 141,598.48
  4. Step 4: Simplify right side
    222,062.80x = 43,406,552,432.96
  5. Step 5: Solve for x
    x = 43,406,552,432.96/222,062.80
  6. Step 6: Final answer
    x = 195,469.72

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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.