Home / 76,206.92-114,315.80-26,286.26

Finding the Fourth Proportional to 76,206.92, 114,315.80 and 26,286.26

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Solution

The fourth proportional to 76,206.92, 114,315.80 and 26,286.26 is: 39,431.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,206.92 : 114,315.80 = 26,286.26 : x
  2. Step 2: Convert to fraction form
    76,206.92/114,315.80 = 26,286.26/x
  3. Step 3: Cross multiply
    76,206.92x = 114,315.80 × 26,286.26
  4. Step 4: Simplify right side
    76,206.92x = 3,004,934,137.90
  5. Step 5: Solve for x
    x = 3,004,934,137.90/76,206.92
  6. Step 6: Final answer
    x = 39,431.25

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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.