Home / 141,936.86-212,896.93-53,182.93

Finding the Fourth Proportional to 141,936.86, 212,896.93 and 53,182.93

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Solution

The fourth proportional to 141,936.86, 212,896.93 and 53,182.93 is: 79,771.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,936.86 : 212,896.93 = 53,182.93 : x
  2. Step 2: Convert to fraction form
    141,936.86/212,896.93 = 53,182.93/x
  3. Step 3: Cross multiply
    141,936.86x = 212,896.93 × 53,182.93
  4. Step 4: Simplify right side
    141,936.86x = 11,322,481,860.21
  5. Step 5: Solve for x
    x = 11,322,481,860.21/141,936.86
  6. Step 6: Final answer
    x = 79,771.26

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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.