Home / 76,082.29-114,123.48-28,684.51

Finding the Fourth Proportional to 76,082.29, 114,123.48 and 28,684.51

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Solution

The fourth proportional to 76,082.29, 114,123.48 and 28,684.51 is: 43,026.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,082.29 : 114,123.48 = 28,684.51 : x
  2. Step 2: Convert to fraction form
    76,082.29/114,123.48 = 28,684.51/x
  3. Step 3: Cross multiply
    76,082.29x = 114,123.48 × 28,684.51
  4. Step 4: Simplify right side
    76,082.29x = 3,273,576,103.29
  5. Step 5: Solve for x
    x = 3,273,576,103.29/76,082.29
  6. Step 6: Final answer
    x = 43,026.78

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1.5x scale

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.