Home / 76,956.16-115,391.04-27,022.36

Finding the Fourth Proportional to 76,956.16, 115,391.04 and 27,022.36

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Solution

The fourth proportional to 76,956.16, 115,391.04 and 27,022.36 is: 40,518.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,956.16 : 115,391.04 = 27,022.36 : x
  2. Step 2: Convert to fraction form
    76,956.16/115,391.04 = 27,022.36/x
  3. Step 3: Cross multiply
    76,956.16x = 115,391.04 × 27,022.36
  4. Step 4: Simplify right side
    76,956.16x = 3,118,138,223.65
  5. Step 5: Solve for x
    x = 3,118,138,223.65/76,956.16
  6. Step 6: Final answer
    x = 40,518.37

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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.