Home / 156,544.82-216,185.30-108,270.44

Finding the Fourth Proportional to 156,544.82, 216,185.30 and 108,270.44

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Solution

The fourth proportional to 156,544.82, 216,185.30 and 108,270.44 is: 149,519.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,544.82 : 216,185.30 = 108,270.44 : x
  2. Step 2: Convert to fraction form
    156,544.82/216,185.30 = 108,270.44/x
  3. Step 3: Cross multiply
    156,544.82x = 216,185.30 × 108,270.44
  4. Step 4: Simplify right side
    156,544.82x = 23,406,477,755.98
  5. Step 5: Solve for x
    x = 23,406,477,755.98/156,544.82
  6. Step 6: Final answer
    x = 149,519.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.