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Finding the Fourth Proportional to 60,745.10, 90,826.05 and 44,998.70

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Solution

The fourth proportional to 60,745.10, 90,826.05 and 44,998.70 is: 67,282.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,745.10 : 90,826.05 = 44,998.70 : x
  2. Step 2: Convert to fraction form
    60,745.10/90,826.05 = 44,998.70/x
  3. Step 3: Cross multiply
    60,745.10x = 90,826.05 × 44,998.70
  4. Step 4: Simplify right side
    60,745.10x = 4,087,054,176.14
  5. Step 5: Solve for x
    x = 4,087,054,176.14/60,745.10
  6. Step 6: Final answer
    x = 67,282.04

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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.