Home / 141,338.88-212,046.60-47,844.64

Finding the Fourth Proportional to 141,338.88, 212,046.60 and 47,844.64

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Solution

The fourth proportional to 141,338.88, 212,046.60 and 47,844.64 is: 71,779.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,338.88 : 212,046.60 = 47,844.64 : x
  2. Step 2: Convert to fraction form
    141,338.88/212,046.60 = 47,844.64/x
  3. Step 3: Cross multiply
    141,338.88x = 212,046.60 × 47,844.64
  4. Step 4: Simplify right side
    141,338.88x = 10,145,293,240.22
  5. Step 5: Solve for x
    x = 10,145,293,240.22/141,338.88
  6. Step 6: Final answer
    x = 71,779.92

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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.