Home / 141,486.68-211,962.66-83,611.27

Finding the Fourth Proportional to 141,486.68, 211,962.66 and 83,611.27

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Solution

The fourth proportional to 141,486.68, 211,962.66 and 83,611.27 is: 125,258.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,486.68 : 211,962.66 = 83,611.27 : x
  2. Step 2: Convert to fraction form
    141,486.68/211,962.66 = 83,611.27/x
  3. Step 3: Cross multiply
    141,486.68x = 211,962.66 × 83,611.27
  4. Step 4: Simplify right side
    141,486.68x = 17,722,467,146.59
  5. Step 5: Solve for x
    x = 17,722,467,146.59/141,486.68
  6. Step 6: Final answer
    x = 125,258.91

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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.