Home / 169,847.28-254,771.52-51,519.64

Finding the Fourth Proportional to 169,847.28, 254,771.52 and 51,519.64

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Solution

The fourth proportional to 169,847.28, 254,771.52 and 51,519.64 is: 77,279.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,847.28 : 254,771.52 = 51,519.64 : x
  2. Step 2: Convert to fraction form
    169,847.28/254,771.52 = 51,519.64/x
  3. Step 3: Cross multiply
    169,847.28x = 254,771.52 × 51,519.64
  4. Step 4: Simplify right side
    169,847.28x = 13,125,736,992.65
  5. Step 5: Solve for x
    x = 13,125,736,992.65/169,847.28
  6. Step 6: Final answer
    x = 77,279.64

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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.