Home / 109,692.61-164,538.92-26,586.61

Finding the Fourth Proportional to 109,692.61, 164,538.92 and 26,586.61

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Solution

The fourth proportional to 109,692.61, 164,538.92 and 26,586.61 is: 39,879.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,692.61 : 164,538.92 = 26,586.61 : x
  2. Step 2: Convert to fraction form
    109,692.61/164,538.92 = 26,586.61/x
  3. Step 3: Cross multiply
    109,692.61x = 164,538.92 × 26,586.61
  4. Step 4: Simplify right side
    109,692.61x = 4,374,532,268.30
  5. Step 5: Solve for x
    x = 4,374,532,268.30/109,692.61
  6. Step 6: Final answer
    x = 39,879.92

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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.