Home / 170,200.64-255,182.73-75,379.16

Finding the Fourth Proportional to 170,200.64, 255,182.73 and 75,379.16

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Solution

The fourth proportional to 170,200.64, 255,182.73 and 75,379.16 is: 113,016.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,200.64 : 255,182.73 = 75,379.16 : x
  2. Step 2: Convert to fraction form
    170,200.64/255,182.73 = 75,379.16/x
  3. Step 3: Cross multiply
    170,200.64x = 255,182.73 × 75,379.16
  4. Step 4: Simplify right side
    170,200.64x = 19,235,458,557.99
  5. Step 5: Solve for x
    x = 19,235,458,557.99/170,200.64
  6. Step 6: Final answer
    x = 113,016.37

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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.