Home / 166,253.36-229,425.48-90,796.88

Finding the Fourth Proportional to 166,253.36, 229,425.48 and 90,796.88

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Solution

The fourth proportional to 166,253.36, 229,425.48 and 90,796.88 is: 125,297.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,253.36 : 229,425.48 = 90,796.88 : x
  2. Step 2: Convert to fraction form
    166,253.36/229,425.48 = 90,796.88/x
  3. Step 3: Cross multiply
    166,253.36x = 229,425.48 × 90,796.88
  4. Step 4: Simplify right side
    166,253.36x = 20,831,117,776.50
  5. Step 5: Solve for x
    x = 20,831,117,776.50/166,253.36
  6. Step 6: Final answer
    x = 125,297.42

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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.