Home / 140,911.44-211,305.72-53,298

Finding the Fourth Proportional to 140,911.44, 211,305.72 and 53,298

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Solution

The fourth proportional to 140,911.44, 211,305.72 and 53,298 is: 79,923.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,911.44 : 211,305.72 = 53,298 : x
  2. Step 2: Convert to fraction form
    140,911.44/211,305.72 = 53,298/x
  3. Step 3: Cross multiply
    140,911.44x = 211,305.72 × 53,298
  4. Step 4: Simplify right side
    140,911.44x = 11,262,172,264.56
  5. Step 5: Solve for x
    x = 11,262,172,264.56/140,911.44
  6. Step 6: Final answer
    x = 79,923.76

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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.