Home / 97,692.68-146,537.42-31,131.92

Finding the Fourth Proportional to 97,692.68, 146,537.42 and 31,131.92

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Solution

The fourth proportional to 97,692.68, 146,537.42 and 31,131.92 is: 46,697.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,692.68 : 146,537.42 = 31,131.92 : x
  2. Step 2: Convert to fraction form
    97,692.68/146,537.42 = 31,131.92/x
  3. Step 3: Cross multiply
    97,692.68x = 146,537.42 × 31,131.92
  4. Step 4: Simplify right side
    97,692.68x = 4,561,991,236.45
  5. Step 5: Solve for x
    x = 4,561,991,236.45/97,692.68
  6. Step 6: Final answer
    x = 46,697.37

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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.