Home / 76,586.64-105,694.92-44,759.04

Finding the Fourth Proportional to 76,586.64, 105,694.92 and 44,759.04

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Solution

The fourth proportional to 76,586.64, 105,694.92 and 44,759.04 is: 61,770.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,586.64 : 105,694.92 = 44,759.04 : x
  2. Step 2: Convert to fraction form
    76,586.64/105,694.92 = 44,759.04/x
  3. Step 3: Cross multiply
    76,586.64x = 105,694.92 × 44,759.04
  4. Step 4: Simplify right side
    76,586.64x = 4,730,803,152.08
  5. Step 5: Solve for x
    x = 4,730,803,152.08/76,586.64
  6. Step 6: Final answer
    x = 61,770.61

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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.