Home / 229,540.12-343,971.18-111,070.32

Finding the Fourth Proportional to 229,540.12, 343,971.18 and 111,070.32

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Solution

The fourth proportional to 229,540.12, 343,971.18 and 111,070.32 is: 166,441.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,540.12 : 343,971.18 = 111,070.32 : x
  2. Step 2: Convert to fraction form
    229,540.12/343,971.18 = 111,070.32/x
  3. Step 3: Cross multiply
    229,540.12x = 343,971.18 × 111,070.32
  4. Step 4: Simplify right side
    229,540.12x = 38,204,989,033.38
  5. Step 5: Solve for x
    x = 38,204,989,033.38/229,540.12
  6. Step 6: Final answer
    x = 166,441.44

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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.