Home / 55,082.64-76,013.76-29,932.08

Finding the Fourth Proportional to 55,082.64, 76,013.76 and 29,932.08

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Solution

The fourth proportional to 55,082.64, 76,013.76 and 29,932.08 is: 41,306.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,082.64 : 76,013.76 = 29,932.08 : x
  2. Step 2: Convert to fraction form
    55,082.64/76,013.76 = 29,932.08/x
  3. Step 3: Cross multiply
    55,082.64x = 76,013.76 × 29,932.08
  4. Step 4: Simplify right side
    55,082.64x = 2,275,249,945.42
  5. Step 5: Solve for x
    x = 2,275,249,945.42/55,082.64
  6. Step 6: Final answer
    x = 41,306.12

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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.