Home / 69,449.84-95,840.37-39,235.62

Finding the Fourth Proportional to 69,449.84, 95,840.37 and 39,235.62

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Solution

The fourth proportional to 69,449.84, 95,840.37 and 39,235.62 is: 54,144.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,449.84 : 95,840.37 = 39,235.62 : x
  2. Step 2: Convert to fraction form
    69,449.84/95,840.37 = 39,235.62/x
  3. Step 3: Cross multiply
    69,449.84x = 95,840.37 × 39,235.62
  4. Step 4: Simplify right side
    69,449.84x = 3,760,356,337.98
  5. Step 5: Solve for x
    x = 3,760,356,337.98/69,449.84
  6. Step 6: Final answer
    x = 54,144.92

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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.