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Finding the Fourth Proportional to 41,603.90, 62,405.85 and 41,603.90

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Solution

The fourth proportional to 41,603.90, 62,405.85 and 41,603.90 is: 62,405.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,603.90 : 62,405.85 = 41,603.90 : x
  2. Step 2: Convert to fraction form
    41,603.90/62,405.85 = 41,603.90/x
  3. Step 3: Cross multiply
    41,603.90x = 62,405.85 × 41,603.90
  4. Step 4: Simplify right side
    41,603.90x = 2,596,326,742.82
  5. Step 5: Solve for x
    x = 2,596,326,742.82/41,603.90
  6. Step 6: Final answer
    x = 62,405.85

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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.