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Finding the Fourth Proportional to 60,408.33, 90,594 and 28,801.73

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Solution

The fourth proportional to 60,408.33, 90,594 and 28,801.73 is: 43,193.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,408.33 : 90,594 = 28,801.73 : x
  2. Step 2: Convert to fraction form
    60,408.33/90,594 = 28,801.73/x
  3. Step 3: Cross multiply
    60,408.33x = 90,594 × 28,801.73
  4. Step 4: Simplify right side
    60,408.33x = 2,609,263,474.65
  5. Step 5: Solve for x
    x = 2,609,263,474.65/60,408.33
  6. Step 6: Final answer
    x = 43,193.77

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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.