Home / 76,524.09-105,566.50-65,895.27

Finding the Fourth Proportional to 76,524.09, 105,566.50 and 65,895.27

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Solution

The fourth proportional to 76,524.09, 105,566.50 and 65,895.27 is: 90,903.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,524.09 : 105,566.50 = 65,895.27 : x
  2. Step 2: Convert to fraction form
    76,524.09/105,566.50 = 65,895.27/x
  3. Step 3: Cross multiply
    76,524.09x = 105,566.50 × 65,895.27
  4. Step 4: Simplify right side
    76,524.09x = 6,956,332,163.15
  5. Step 5: Solve for x
    x = 6,956,332,163.15/76,524.09
  6. Step 6: Final answer
    x = 90,903.83

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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.