Home / 69,219.15-103,755.82-35,903.85

Finding the Fourth Proportional to 69,219.15, 103,755.82 and 35,903.85

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Solution

The fourth proportional to 69,219.15, 103,755.82 and 35,903.85 is: 53,817.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,219.15 : 103,755.82 = 35,903.85 : x
  2. Step 2: Convert to fraction form
    69,219.15/103,755.82 = 35,903.85/x
  3. Step 3: Cross multiply
    69,219.15x = 103,755.82 × 35,903.85
  4. Step 4: Simplify right side
    69,219.15x = 3,725,233,397.91
  5. Step 5: Solve for x
    x = 3,725,233,397.91/69,219.15
  6. Step 6: Final answer
    x = 53,817.96

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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.