Home / 75,082.86-103,612.96-41,090.65

Finding the Fourth Proportional to 75,082.86, 103,612.96 and 41,090.65

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Solution

The fourth proportional to 75,082.86, 103,612.96 and 41,090.65 is: 56,704.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,082.86 : 103,612.96 = 41,090.65 : x
  2. Step 2: Convert to fraction form
    75,082.86/103,612.96 = 41,090.65/x
  3. Step 3: Cross multiply
    75,082.86x = 103,612.96 × 41,090.65
  4. Step 4: Simplify right side
    75,082.86x = 4,257,524,018.84
  5. Step 5: Solve for x
    x = 4,257,524,018.84/75,082.86
  6. Step 6: Final answer
    x = 56,704.34

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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.