Home / 104,170.08-143,757.54-63,906.06

Finding the Fourth Proportional to 104,170.08, 143,757.54 and 63,906.06

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Solution

The fourth proportional to 104,170.08, 143,757.54 and 63,906.06 is: 88,192.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,170.08 : 143,757.54 = 63,906.06 : x
  2. Step 2: Convert to fraction form
    104,170.08/143,757.54 = 63,906.06/x
  3. Step 3: Cross multiply
    104,170.08x = 143,757.54 × 63,906.06
  4. Step 4: Simplify right side
    104,170.08x = 9,186,977,976.69
  5. Step 5: Solve for x
    x = 9,186,977,976.69/104,170.08
  6. Step 6: Final answer
    x = 88,192.10

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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.