Home / 113,993.03-170,989.27-107,056.78

Finding the Fourth Proportional to 113,993.03, 170,989.27 and 107,056.78

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Solution

The fourth proportional to 113,993.03, 170,989.27 and 107,056.78 is: 160,584.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,993.03 : 170,989.27 = 107,056.78 : x
  2. Step 2: Convert to fraction form
    113,993.03/170,989.27 = 107,056.78/x
  3. Step 3: Cross multiply
    113,993.03x = 170,989.27 × 107,056.78
  4. Step 4: Simplify right side
    113,993.03x = 18,305,559,965.64
  5. Step 5: Solve for x
    x = 18,305,559,965.64/113,993.03
  6. Step 6: Final answer
    x = 160,584.90

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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.