Home / 141,288.81-211,933.32-36,107.88

Finding the Fourth Proportional to 141,288.81, 211,933.32 and 36,107.88

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Solution

The fourth proportional to 141,288.81, 211,933.32 and 36,107.88 is: 54,161.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,288.81 : 211,933.32 = 36,107.88 : x
  2. Step 2: Convert to fraction form
    141,288.81/211,933.32 = 36,107.88/x
  3. Step 3: Cross multiply
    141,288.81x = 211,933.32 × 36,107.88
  4. Step 4: Simplify right side
    141,288.81x = 7,652,462,886.56
  5. Step 5: Solve for x
    x = 7,652,462,886.56/141,288.81
  6. Step 6: Final answer
    x = 54,161.85

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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.