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Finding the Fourth Proportional to 48,750.82, 72,969.99 and 26,229.94

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Solution

The fourth proportional to 48,750.82, 72,969.99 and 26,229.94 is: 39,260.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,750.82 : 72,969.99 = 26,229.94 : x
  2. Step 2: Convert to fraction form
    48,750.82/72,969.99 = 26,229.94/x
  3. Step 3: Cross multiply
    48,750.82x = 72,969.99 × 26,229.94
  4. Step 4: Simplify right side
    48,750.82x = 1,913,998,459.50
  5. Step 5: Solve for x
    x = 1,913,998,459.50/48,750.82
  6. Step 6: Final answer
    x = 39,260.85

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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.