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Finding the Fourth Proportional to 95,745.52, 143,551.66 and 42,408.54

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Solution

The fourth proportional to 95,745.52, 143,551.66 and 42,408.54 is: 63,583.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,745.52 : 143,551.66 = 42,408.54 : x
  2. Step 2: Convert to fraction form
    95,745.52/143,551.66 = 42,408.54/x
  3. Step 3: Cross multiply
    95,745.52x = 143,551.66 × 42,408.54
  4. Step 4: Simplify right side
    95,745.52x = 6,087,816,315.18
  5. Step 5: Solve for x
    x = 6,087,816,315.18/95,745.52
  6. Step 6: Final answer
    x = 63,583.30

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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.