Home / 141,578.76-212,179.44-52,742.82

Finding the Fourth Proportional to 141,578.76, 212,179.44 and 52,742.82

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Solution

The fourth proportional to 141,578.76, 212,179.44 and 52,742.82 is: 79,043.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,578.76 : 212,179.44 = 52,742.82 : x
  2. Step 2: Convert to fraction form
    141,578.76/212,179.44 = 52,742.82/x
  3. Step 3: Cross multiply
    141,578.76x = 212,179.44 × 52,742.82
  4. Step 4: Simplify right side
    141,578.76x = 11,190,942,011.62
  5. Step 5: Solve for x
    x = 11,190,942,011.62/141,578.76
  6. Step 6: Final answer
    x = 79,043.93

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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.