Home / 170,144.28-255,230.60-51,816.65

Finding the Fourth Proportional to 170,144.28, 255,230.60 and 51,816.65

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Solution

The fourth proportional to 170,144.28, 255,230.60 and 51,816.65 is: 77,729.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,144.28 : 255,230.60 = 51,816.65 : x
  2. Step 2: Convert to fraction form
    170,144.28/255,230.60 = 51,816.65/x
  3. Step 3: Cross multiply
    170,144.28x = 255,230.60 × 51,816.65
  4. Step 4: Simplify right side
    170,144.28x = 13,225,193,134.25
  5. Step 5: Solve for x
    x = 13,225,193,134.25/170,144.28
  6. Step 6: Final answer
    x = 77,729.28

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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.