Home / 94,481.40-141,683.22-74,808.12

Finding the Fourth Proportional to 94,481.40, 141,683.22 and 74,808.12

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Solution

The fourth proportional to 94,481.40, 141,683.22 and 74,808.12 is: 112,181.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,481.40 : 141,683.22 = 74,808.12 : x
  2. Step 2: Convert to fraction form
    94,481.40/141,683.22 = 74,808.12/x
  3. Step 3: Cross multiply
    94,481.40x = 141,683.22 × 74,808.12
  4. Step 4: Simplify right side
    94,481.40x = 10,599,055,323.75
  5. Step 5: Solve for x
    x = 10,599,055,323.75/94,481.40
  6. Step 6: Final answer
    x = 112,181.40

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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.