Home / 76,209.22-105,170.46-44,366.50

Finding the Fourth Proportional to 76,209.22, 105,170.46 and 44,366.50

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Solution

The fourth proportional to 76,209.22, 105,170.46 and 44,366.50 is: 61,226.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,209.22 : 105,170.46 = 44,366.50 : x
  2. Step 2: Convert to fraction form
    76,209.22/105,170.46 = 44,366.50/x
  3. Step 3: Cross multiply
    76,209.22x = 105,170.46 × 44,366.50
  4. Step 4: Simplify right side
    76,209.22x = 4,666,045,213.59
  5. Step 5: Solve for x
    x = 4,666,045,213.59/76,209.22
  6. Step 6: Final answer
    x = 61,226.78

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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.