Home / 75,085.62-103,617.24-41,093.76

Finding the Fourth Proportional to 75,085.62, 103,617.24 and 41,093.76

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Solution

The fourth proportional to 75,085.62, 103,617.24 and 41,093.76 is: 56,708.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,085.62 : 103,617.24 = 41,093.76 : x
  2. Step 2: Convert to fraction form
    75,085.62/103,617.24 = 41,093.76/x
  3. Step 3: Cross multiply
    75,085.62x = 103,617.24 × 41,093.76
  4. Step 4: Simplify right side
    75,085.62x = 4,258,021,992.42
  5. Step 5: Solve for x
    x = 4,258,021,992.42/75,085.62
  6. Step 6: Final answer
    x = 56,708.89

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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.