Home / 76,727.25-105,836.22-44,874.81

Finding the Fourth Proportional to 76,727.25, 105,836.22 and 44,874.81

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Solution

The fourth proportional to 76,727.25, 105,836.22 and 44,874.81 is: 61,899.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,727.25 : 105,836.22 = 44,874.81 : x
  2. Step 2: Convert to fraction form
    76,727.25/105,836.22 = 44,874.81/x
  3. Step 3: Cross multiply
    76,727.25x = 105,836.22 × 44,874.81
  4. Step 4: Simplify right side
    76,727.25x = 4,749,380,263.62
  5. Step 5: Solve for x
    x = 4,749,380,263.62/76,727.25
  6. Step 6: Final answer
    x = 61,899.52

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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.