Home / 76,447.10-105,512.52-44,183.10

Finding the Fourth Proportional to 76,447.10, 105,512.52 and 44,183.10

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Solution

The fourth proportional to 76,447.10, 105,512.52 and 44,183.10 is: 60,981.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,447.10 : 105,512.52 = 44,183.10 : x
  2. Step 2: Convert to fraction form
    76,447.10/105,512.52 = 44,183.10/x
  3. Step 3: Cross multiply
    76,447.10x = 105,512.52 × 44,183.10
  4. Step 4: Simplify right side
    76,447.10x = 4,661,870,222.41
  5. Step 5: Solve for x
    x = 4,661,870,222.41/76,447.10
  6. Step 6: Final answer
    x = 60,981.65

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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.