Home / 167,735.21-231,469.30-91,252.34

Finding the Fourth Proportional to 167,735.21, 231,469.30 and 91,252.34

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Solution

The fourth proportional to 167,735.21, 231,469.30 and 91,252.34 is: 125,925.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,735.21 : 231,469.30 = 91,252.34 : x
  2. Step 2: Convert to fraction form
    167,735.21/231,469.30 = 91,252.34/x
  3. Step 3: Cross multiply
    167,735.21x = 231,469.30 × 91,252.34
  4. Step 4: Simplify right side
    167,735.21x = 21,122,115,263.16
  5. Step 5: Solve for x
    x = 21,122,115,263.16/167,735.21
  6. Step 6: Final answer
    x = 125,925.35

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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.