Home / 85,482.27-128,249.33-41,096.43

Finding the Fourth Proportional to 85,482.27, 128,249.33 and 41,096.43

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Solution

The fourth proportional to 85,482.27, 128,249.33 and 41,096.43 is: 61,657.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,482.27 : 128,249.33 = 41,096.43 : x
  2. Step 2: Convert to fraction form
    85,482.27/128,249.33 = 41,096.43/x
  3. Step 3: Cross multiply
    85,482.27x = 128,249.33 × 41,096.43
  4. Step 4: Simplify right side
    85,482.27x = 5,270,589,407.41
  5. Step 5: Solve for x
    x = 5,270,589,407.41/85,482.27
  6. Step 6: Final answer
    x = 61,657.11

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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.