Home / 77,082.48-115,553.55-29,667.30

Finding the Fourth Proportional to 77,082.48, 115,553.55 and 29,667.30

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Solution

The fourth proportional to 77,082.48, 115,553.55 and 29,667.30 is: 44,473.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,082.48 : 115,553.55 = 29,667.30 : x
  2. Step 2: Convert to fraction form
    77,082.48/115,553.55 = 29,667.30/x
  3. Step 3: Cross multiply
    77,082.48x = 115,553.55 × 29,667.30
  4. Step 4: Simplify right side
    77,082.48x = 3,428,161,833.92
  5. Step 5: Solve for x
    x = 3,428,161,833.92/77,082.48
  6. Step 6: Final answer
    x = 44,473.94

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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.