Home / 75,082.88-103,613.41-41,090.76

Finding the Fourth Proportional to 75,082.88, 103,613.41 and 41,090.76

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Solution

The fourth proportional to 75,082.88, 103,613.41 and 41,090.76 is: 56,704.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,082.88 : 103,613.41 = 41,090.76 : x
  2. Step 2: Convert to fraction form
    75,082.88/103,613.41 = 41,090.76/x
  3. Step 3: Cross multiply
    75,082.88x = 103,613.41 × 41,090.76
  4. Step 4: Simplify right side
    75,082.88x = 4,257,553,814.46
  5. Step 5: Solve for x
    x = 4,257,553,814.46/75,082.88
  6. Step 6: Final answer
    x = 56,704.72

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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.