Home / 141,175.44-211,576.16-66,161.36

Finding the Fourth Proportional to 141,175.44, 211,576.16 and 66,161.36

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Solution

The fourth proportional to 141,175.44, 211,576.16 and 66,161.36 is: 99,154.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,175.44 : 211,576.16 = 66,161.36 : x
  2. Step 2: Convert to fraction form
    141,175.44/211,576.16 = 66,161.36/x
  3. Step 3: Cross multiply
    141,175.44x = 211,576.16 × 66,161.36
  4. Step 4: Simplify right side
    141,175.44x = 13,998,166,489.18
  5. Step 5: Solve for x
    x = 13,998,166,489.18/141,175.44
  6. Step 6: Final answer
    x = 99,154.40

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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.