Home / 76,896.03-115,253.46-34,726.77

Finding the Fourth Proportional to 76,896.03, 115,253.46 and 34,726.77

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Solution

The fourth proportional to 76,896.03, 115,253.46 and 34,726.77 is: 52,049.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,896.03 : 115,253.46 = 34,726.77 : x
  2. Step 2: Convert to fraction form
    76,896.03/115,253.46 = 34,726.77/x
  3. Step 3: Cross multiply
    76,896.03x = 115,253.46 × 34,726.77
  4. Step 4: Simplify right side
    76,896.03x = 4,002,380,397.12
  5. Step 5: Solve for x
    x = 4,002,380,397.12/76,896.03
  6. Step 6: Final answer
    x = 52,049.25

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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.