Home / 166,583.67-229,887.30-90,104.28

Finding the Fourth Proportional to 166,583.67, 229,887.30 and 90,104.28

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Solution

The fourth proportional to 166,583.67, 229,887.30 and 90,104.28 is: 124,344.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,583.67 : 229,887.30 = 90,104.28 : x
  2. Step 2: Convert to fraction form
    166,583.67/229,887.30 = 90,104.28/x
  3. Step 3: Cross multiply
    166,583.67x = 229,887.30 × 90,104.28
  4. Step 4: Simplify right side
    166,583.67x = 20,713,829,647.64
  5. Step 5: Solve for x
    x = 20,713,829,647.64/166,583.67
  6. Step 6: Final answer
    x = 124,344.90

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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.