Home / 166,146.24-229,283.28-90,697.44

Finding the Fourth Proportional to 166,146.24, 229,283.28 and 90,697.44

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Solution

The fourth proportional to 166,146.24, 229,283.28 and 90,697.44 is: 125,163.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,146.24 : 229,283.28 = 90,697.44 : x
  2. Step 2: Convert to fraction form
    166,146.24/229,283.28 = 90,697.44/x
  3. Step 3: Cross multiply
    166,146.24x = 229,283.28 × 90,697.44
  4. Step 4: Simplify right side
    166,146.24x = 20,795,406,530.80
  5. Step 5: Solve for x
    x = 20,795,406,530.80/166,146.24
  6. Step 6: Final answer
    x = 125,163.27

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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.