Home / 76,699.22-105,819.55-44,845.56

Finding the Fourth Proportional to 76,699.22, 105,819.55 and 44,845.56

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Solution

The fourth proportional to 76,699.22, 105,819.55 and 44,845.56 is: 61,872.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,699.22 : 105,819.55 = 44,845.56 : x
  2. Step 2: Convert to fraction form
    76,699.22/105,819.55 = 44,845.56/x
  3. Step 3: Cross multiply
    76,699.22x = 105,819.55 × 44,845.56
  4. Step 4: Simplify right side
    76,699.22x = 4,745,536,866.58
  5. Step 5: Solve for x
    x = 4,745,536,866.58/76,699.22
  6. Step 6: Final answer
    x = 61,872.04

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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.