Home / 69,009.82-95,226.99-40,336.21

Finding the Fourth Proportional to 69,009.82, 95,226.99 and 40,336.21

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Solution

The fourth proportional to 69,009.82, 95,226.99 and 40,336.21 is: 55,660.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,009.82 : 95,226.99 = 40,336.21 : x
  2. Step 2: Convert to fraction form
    69,009.82/95,226.99 = 40,336.21/x
  3. Step 3: Cross multiply
    69,009.82x = 95,226.99 × 40,336.21
  4. Step 4: Simplify right side
    69,009.82x = 3,841,095,390.17
  5. Step 5: Solve for x
    x = 3,841,095,390.17/69,009.82
  6. Step 6: Final answer
    x = 55,660.13

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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.