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Finding the Fourth Proportional to 252,536.18, 378,693.42 and 94,653.92

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Solution

The fourth proportional to 252,536.18, 378,693.42 and 94,653.92 is: 141,939.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,536.18 : 378,693.42 = 94,653.92 : x
  2. Step 2: Convert to fraction form
    252,536.18/378,693.42 = 94,653.92/x
  3. Step 3: Cross multiply
    252,536.18x = 378,693.42 × 94,653.92
  4. Step 4: Simplify right side
    252,536.18x = 35,844,814,787.74
  5. Step 5: Solve for x
    x = 35,844,814,787.74/252,536.18
  6. Step 6: Final answer
    x = 141,939.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.