Home / 71,966.22-107,923.40-30,416.46

Finding the Fourth Proportional to 71,966.22, 107,923.40 and 30,416.46

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Solution

The fourth proportional to 71,966.22, 107,923.40 and 30,416.46 is: 45,613.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,966.22 : 107,923.40 = 30,416.46 : x
  2. Step 2: Convert to fraction form
    71,966.22/107,923.40 = 30,416.46/x
  3. Step 3: Cross multiply
    71,966.22x = 107,923.40 × 30,416.46
  4. Step 4: Simplify right side
    71,966.22x = 3,282,647,627.08
  5. Step 5: Solve for x
    x = 3,282,647,627.08/71,966.22
  6. Step 6: Final answer
    x = 45,613.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.