Home / 119,144.22-164,419.58-68,157.51

Finding the Fourth Proportional to 119,144.22, 164,419.58 and 68,157.51

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Solution

The fourth proportional to 119,144.22, 164,419.58 and 68,157.51 is: 94,057.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,144.22 : 164,419.58 = 68,157.51 : x
  2. Step 2: Convert to fraction form
    119,144.22/164,419.58 = 68,157.51/x
  3. Step 3: Cross multiply
    119,144.22x = 164,419.58 × 68,157.51
  4. Step 4: Simplify right side
    119,144.22x = 11,206,429,168.05
  5. Step 5: Solve for x
    x = 11,206,429,168.05/119,144.22
  6. Step 6: Final answer
    x = 94,057.68

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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.