Home / 87,525.50-120,777.98-49,272.84

Finding the Fourth Proportional to 87,525.50, 120,777.98 and 49,272.84

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Solution

The fourth proportional to 87,525.50, 120,777.98 and 49,272.84 is: 67,992.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,525.50 : 120,777.98 = 49,272.84 : x
  2. Step 2: Convert to fraction form
    87,525.50/120,777.98 = 49,272.84/x
  3. Step 3: Cross multiply
    87,525.50x = 120,777.98 × 49,272.84
  4. Step 4: Simplify right side
    87,525.50x = 5,951,074,084.06
  5. Step 5: Solve for x
    x = 5,951,074,084.06/87,525.50
  6. Step 6: Final answer
    x = 67,992.46

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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.