Home / 229,967.08-345,008.03-80,209.52

Finding the Fourth Proportional to 229,967.08, 345,008.03 and 80,209.52

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Solution

The fourth proportional to 229,967.08, 345,008.03 and 80,209.52 is: 120,334.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,967.08 : 345,008.03 = 80,209.52 : x
  2. Step 2: Convert to fraction form
    229,967.08/345,008.03 = 80,209.52/x
  3. Step 3: Cross multiply
    229,967.08x = 345,008.03 × 80,209.52
  4. Step 4: Simplify right side
    229,967.08x = 27,672,929,344.97
  5. Step 5: Solve for x
    x = 27,672,929,344.97/229,967.08
  6. Step 6: Final answer
    x = 120,334.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.