Home / 77,082.98-115,554.30-29,667.80

Finding the Fourth Proportional to 77,082.98, 115,554.30 and 29,667.80

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Solution

The fourth proportional to 77,082.98, 115,554.30 and 29,667.80 is: 44,474.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,082.98 : 115,554.30 = 29,667.80 : x
  2. Step 2: Convert to fraction form
    77,082.98/115,554.30 = 29,667.80/x
  3. Step 3: Cross multiply
    77,082.98x = 115,554.30 × 29,667.80
  4. Step 4: Simplify right side
    77,082.98x = 3,428,241,861.54
  5. Step 5: Solve for x
    x = 3,428,241,861.54/77,082.98
  6. Step 6: Final answer
    x = 44,474.69

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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.