Home / 76,550.46-105,609.42-44,279.16

Finding the Fourth Proportional to 76,550.46, 105,609.42 and 44,279.16

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Solution

The fourth proportional to 76,550.46, 105,609.42 and 44,279.16 is: 61,087.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,550.46 : 105,609.42 = 44,279.16 : x
  2. Step 2: Convert to fraction form
    76,550.46/105,609.42 = 44,279.16/x
  3. Step 3: Cross multiply
    76,550.46x = 105,609.42 × 44,279.16
  4. Step 4: Simplify right side
    76,550.46x = 4,676,296,405.69
  5. Step 5: Solve for x
    x = 4,676,296,405.69/76,550.46
  6. Step 6: Final answer
    x = 61,087.76

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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.