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Finding the Fourth Proportional to 92,241.86, 138,382.23 and 29,907.50

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Solution

The fourth proportional to 92,241.86, 138,382.23 and 29,907.50 is: 44,867.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,241.86 : 138,382.23 = 29,907.50 : x
  2. Step 2: Convert to fraction form
    92,241.86/138,382.23 = 29,907.50/x
  3. Step 3: Cross multiply
    92,241.86x = 138,382.23 × 29,907.50
  4. Step 4: Simplify right side
    92,241.86x = 4,138,666,543.73
  5. Step 5: Solve for x
    x = 4,138,666,543.73/92,241.86
  6. Step 6: Final answer
    x = 44,867.55

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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.