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Finding the Fourth Proportional to 192,404.28, 265,519.58 and 106,361.88

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Solution

The fourth proportional to 192,404.28, 265,519.58 and 106,361.88 is: 146,780.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,404.28 : 265,519.58 = 106,361.88 : x
  2. Step 2: Convert to fraction form
    192,404.28/265,519.58 = 106,361.88/x
  3. Step 3: Cross multiply
    192,404.28x = 265,519.58 × 106,361.88
  4. Step 4: Simplify right side
    192,404.28x = 28,241,161,705.61
  5. Step 5: Solve for x
    x = 28,241,161,705.61/192,404.28
  6. Step 6: Final answer
    x = 146,780.32

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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.