Home / 141,543.22-211,658.64-109,591.12

Finding the Fourth Proportional to 141,543.22, 211,658.64 and 109,591.12

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Solution

The fourth proportional to 141,543.22, 211,658.64 and 109,591.12 is: 163,878.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,543.22 : 211,658.64 = 109,591.12 : x
  2. Step 2: Convert to fraction form
    141,543.22/211,658.64 = 109,591.12/x
  3. Step 3: Cross multiply
    141,543.22x = 211,658.64 × 109,591.12
  4. Step 4: Simplify right side
    141,543.22x = 23,195,907,415.28
  5. Step 5: Solve for x
    x = 23,195,907,415.28/141,543.22
  6. Step 6: Final answer
    x = 163,878.62

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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.