Home / 109,110.21-150,592.75-68,293.26

Finding the Fourth Proportional to 109,110.21, 150,592.75 and 68,293.26

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Solution

The fourth proportional to 109,110.21, 150,592.75 and 68,293.26 is: 94,257.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,110.21 : 150,592.75 = 68,293.26 : x
  2. Step 2: Convert to fraction form
    109,110.21/150,592.75 = 68,293.26/x
  3. Step 3: Cross multiply
    109,110.21x = 150,592.75 × 68,293.26
  4. Step 4: Simplify right side
    109,110.21x = 10,284,470,043.28
  5. Step 5: Solve for x
    x = 10,284,470,043.28/109,110.21
  6. Step 6: Final answer
    x = 94,257.64

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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.