Home / 141,575.76-212,174.94-52,739.82

Finding the Fourth Proportional to 141,575.76, 212,174.94 and 52,739.82

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Solution

The fourth proportional to 141,575.76, 212,174.94 and 52,739.82 is: 79,039.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,575.76 : 212,174.94 = 52,739.82 : x
  2. Step 2: Convert to fraction form
    141,575.76/212,174.94 = 52,739.82/x
  3. Step 3: Cross multiply
    141,575.76x = 212,174.94 × 52,739.82
  4. Step 4: Simplify right side
    141,575.76x = 11,190,068,144.11
  5. Step 5: Solve for x
    x = 11,190,068,144.11/141,575.76
  6. Step 6: Final answer
    x = 79,039.44

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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.