Home / 170,344.11-255,546.95-70,450.05

Finding the Fourth Proportional to 170,344.11, 255,546.95 and 70,450.05

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Solution

The fourth proportional to 170,344.11, 255,546.95 and 70,450.05 is: 105,687.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,344.11 : 255,546.95 = 70,450.05 : x
  2. Step 2: Convert to fraction form
    170,344.11/255,546.95 = 70,450.05/x
  3. Step 3: Cross multiply
    170,344.11x = 255,546.95 × 70,450.05
  4. Step 4: Simplify right side
    170,344.11x = 18,003,295,052.60
  5. Step 5: Solve for x
    x = 18,003,295,052.60/170,344.11
  6. Step 6: Final answer
    x = 105,687.80

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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.