Home / 87,525.66-120,800.55-50,726.73

Finding the Fourth Proportional to 87,525.66, 120,800.55 and 50,726.73

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Solution

The fourth proportional to 87,525.66, 120,800.55 and 50,726.73 is: 70,011.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,525.66 : 120,800.55 = 50,726.73 : x
  2. Step 2: Convert to fraction form
    87,525.66/120,800.55 = 50,726.73/x
  3. Step 3: Cross multiply
    87,525.66x = 120,800.55 × 50,726.73
  4. Step 4: Simplify right side
    87,525.66x = 6,127,816,883.70
  5. Step 5: Solve for x
    x = 6,127,816,883.70/87,525.66
  6. Step 6: Final answer
    x = 70,011.66

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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.