Home / 69,126.62-95,409.70-40,836.56

Finding the Fourth Proportional to 69,126.62, 95,409.70 and 40,836.56

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Solution

The fourth proportional to 69,126.62, 95,409.70 and 40,836.56 is: 56,363.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,126.62 : 95,409.70 = 40,836.56 : x
  2. Step 2: Convert to fraction form
    69,126.62/95,409.70 = 40,836.56/x
  3. Step 3: Cross multiply
    69,126.62x = 95,409.70 × 40,836.56
  4. Step 4: Simplify right side
    69,126.62x = 3,896,203,359.49
  5. Step 5: Solve for x
    x = 3,896,203,359.49/69,126.62
  6. Step 6: Final answer
    x = 56,363.29

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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.