Home / 75,010.32-103,516.44-41,020.80

Finding the Fourth Proportional to 75,010.32, 103,516.44 and 41,020.80

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Solution

The fourth proportional to 75,010.32, 103,516.44 and 41,020.80 is: 56,609.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,010.32 : 103,516.44 = 41,020.80 : x
  2. Step 2: Convert to fraction form
    75,010.32/103,516.44 = 41,020.80/x
  3. Step 3: Cross multiply
    75,010.32x = 103,516.44 × 41,020.80
  4. Step 4: Simplify right side
    75,010.32x = 4,246,327,181.95
  5. Step 5: Solve for x
    x = 4,246,327,181.95/75,010.32
  6. Step 6: Final answer
    x = 56,609.91

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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.