Home / 69,588.10-104,414.55-36,345.70

Finding the Fourth Proportional to 69,588.10, 104,414.55 and 36,345.70

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Solution

The fourth proportional to 69,588.10, 104,414.55 and 36,345.70 is: 54,535.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,588.10 : 104,414.55 = 36,345.70 : x
  2. Step 2: Convert to fraction form
    69,588.10/104,414.55 = 36,345.70/x
  3. Step 3: Cross multiply
    69,588.10x = 104,414.55 × 36,345.70
  4. Step 4: Simplify right side
    69,588.10x = 3,795,019,909.94
  5. Step 5: Solve for x
    x = 3,795,019,909.94/69,588.10
  6. Step 6: Final answer
    x = 54,535.47

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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.