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Finding the Fourth Proportional to 94,833.48, 142,257.48 and 28,268.52

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Solution

The fourth proportional to 94,833.48, 142,257.48 and 28,268.52 is: 42,404.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,833.48 : 142,257.48 = 28,268.52 : x
  2. Step 2: Convert to fraction form
    94,833.48/142,257.48 = 28,268.52/x
  3. Step 3: Cross multiply
    94,833.48x = 142,257.48 × 28,268.52
  4. Step 4: Simplify right side
    94,833.48x = 4,021,408,418.53
  5. Step 5: Solve for x
    x = 4,021,408,418.53/94,833.48
  6. Step 6: Final answer
    x = 42,404.94

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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.