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Finding the Fourth Proportional to 41,603.10, 62,404.65 and 41,165.70

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Solution

The fourth proportional to 41,603.10, 62,404.65 and 41,165.70 is: 61,748.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,603.10 : 62,404.65 = 41,165.70 : x
  2. Step 2: Convert to fraction form
    41,603.10/62,404.65 = 41,165.70/x
  3. Step 3: Cross multiply
    41,603.10x = 62,404.65 × 41,165.70
  4. Step 4: Simplify right side
    41,603.10x = 2,568,931,100.51
  5. Step 5: Solve for x
    x = 2,568,931,100.51/41,603.10
  6. Step 6: Final answer
    x = 61,748.55

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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.