Home / 170,219.44-255,186.23-74,084.86

Finding the Fourth Proportional to 170,219.44, 255,186.23 and 74,084.86

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Solution

The fourth proportional to 170,219.44, 255,186.23 and 74,084.86 is: 111,065.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,219.44 : 255,186.23 = 74,084.86 : x
  2. Step 2: Convert to fraction form
    170,219.44/255,186.23 = 74,084.86/x
  3. Step 3: Cross multiply
    170,219.44x = 255,186.23 × 74,084.86
  4. Step 4: Simplify right side
    170,219.44x = 18,905,435,115.09
  5. Step 5: Solve for x
    x = 18,905,435,115.09/170,219.44
  6. Step 6: Final answer
    x = 111,065.08

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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.