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Finding the Fourth Proportional to 100,784.42, 151,083.06 and 44,594.52

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Solution

The fourth proportional to 100,784.42, 151,083.06 and 44,594.52 is: 66,850.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,784.42 : 151,083.06 = 44,594.52 : x
  2. Step 2: Convert to fraction form
    100,784.42/151,083.06 = 44,594.52/x
  3. Step 3: Cross multiply
    100,784.42x = 151,083.06 × 44,594.52
  4. Step 4: Simplify right side
    100,784.42x = 6,737,476,540.83
  5. Step 5: Solve for x
    x = 6,737,476,540.83/100,784.42
  6. Step 6: Final answer
    x = 66,850.38

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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.