Home / 69,553.31-104,338.16-52,133.85

Finding the Fourth Proportional to 69,553.31, 104,338.16 and 52,133.85

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Solution

The fourth proportional to 69,553.31, 104,338.16 and 52,133.85 is: 78,206.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,553.31 : 104,338.16 = 52,133.85 : x
  2. Step 2: Convert to fraction form
    69,553.31/104,338.16 = 52,133.85/x
  3. Step 3: Cross multiply
    69,553.31x = 104,338.16 × 52,133.85
  4. Step 4: Simplify right side
    69,553.31x = 5,439,549,722.05
  5. Step 5: Solve for x
    x = 5,439,549,722.05/69,553.31
  6. Step 6: Final answer
    x = 78,206.92

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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.