Home / 56,136.22-84,194.75-18,692.04

Finding the Fourth Proportional to 56,136.22, 84,194.75 and 18,692.04

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Solution

The fourth proportional to 56,136.22, 84,194.75 and 18,692.04 is: 28,034.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,136.22 : 84,194.75 = 18,692.04 : x
  2. Step 2: Convert to fraction form
    56,136.22/84,194.75 = 18,692.04/x
  3. Step 3: Cross multiply
    56,136.22x = 84,194.75 × 18,692.04
  4. Step 4: Simplify right side
    56,136.22x = 1,573,771,634.79
  5. Step 5: Solve for x
    x = 1,573,771,634.79/56,136.22
  6. Step 6: Final answer
    x = 28,034.87

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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.