Home / 141,081.60-211,622.40-109,940.16

Finding the Fourth Proportional to 141,081.60, 211,622.40 and 109,940.16

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Solution

The fourth proportional to 141,081.60, 211,622.40 and 109,940.16 is: 164,910.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,081.60 : 211,622.40 = 109,940.16 : x
  2. Step 2: Convert to fraction form
    141,081.60/211,622.40 = 109,940.16/x
  3. Step 3: Cross multiply
    141,081.60x = 211,622.40 × 109,940.16
  4. Step 4: Simplify right side
    141,081.60x = 23,265,800,515.58
  5. Step 5: Solve for x
    x = 23,265,800,515.58/141,081.60
  6. Step 6: Final answer
    x = 164,910.24

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1.5x scale

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.