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Finding the Fourth Proportional to 95,692.60, 143,559.66 and 29,131.01

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Solution

The fourth proportional to 95,692.60, 143,559.66 and 29,131.01 is: 43,702.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,692.60 : 143,559.66 = 29,131.01 : x
  2. Step 2: Convert to fraction form
    95,692.60/143,559.66 = 29,131.01/x
  3. Step 3: Cross multiply
    95,692.60x = 143,559.66 × 29,131.01
  4. Step 4: Simplify right side
    95,692.60x = 4,182,037,820.85
  5. Step 5: Solve for x
    x = 4,182,037,820.85/95,692.60
  6. Step 6: Final answer
    x = 43,702.83

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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.