Home / 141,524.42-212,287.80-51,631.52

Finding the Fourth Proportional to 141,524.42, 212,287.80 and 51,631.52

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Solution

The fourth proportional to 141,524.42, 212,287.80 and 51,631.52 is: 77,447.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,524.42 : 212,287.80 = 51,631.52 : x
  2. Step 2: Convert to fraction form
    141,524.42/212,287.80 = 51,631.52/x
  3. Step 3: Cross multiply
    141,524.42x = 212,287.80 × 51,631.52
  4. Step 4: Simplify right side
    141,524.42x = 10,960,741,791.46
  5. Step 5: Solve for x
    x = 10,960,741,791.46/141,524.42
  6. Step 6: Final answer
    x = 77,447.71

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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.