Home / 75,808.44-104,613-41,817.60

Finding the Fourth Proportional to 75,808.44, 104,613 and 41,817.60

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Solution

The fourth proportional to 75,808.44, 104,613 and 41,817.60 is: 57,706.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,808.44 : 104,613 = 41,817.60 : x
  2. Step 2: Convert to fraction form
    75,808.44/104,613 = 41,817.60/x
  3. Step 3: Cross multiply
    75,808.44x = 104,613 × 41,817.60
  4. Step 4: Simplify right side
    75,808.44x = 4,374,664,588.80
  5. Step 5: Solve for x
    x = 4,374,664,588.80/75,808.44
  6. Step 6: Final answer
    x = 57,706.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.