Home / 141,121.69-211,714.82-61,173.04

Finding the Fourth Proportional to 141,121.69, 211,714.82 and 61,173.04

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Solution

The fourth proportional to 141,121.69, 211,714.82 and 61,173.04 is: 91,773.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,121.69 : 211,714.82 = 61,173.04 : x
  2. Step 2: Convert to fraction form
    141,121.69/211,714.82 = 61,173.04/x
  3. Step 3: Cross multiply
    141,121.69x = 211,714.82 × 61,173.04
  4. Step 4: Simplify right side
    141,121.69x = 12,951,239,152.45
  5. Step 5: Solve for x
    x = 12,951,239,152.45/141,121.69
  6. Step 6: Final answer
    x = 91,773.55

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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.