Home / 229,210.31-343,817.82-69,287.55

Finding the Fourth Proportional to 229,210.31, 343,817.82 and 69,287.55

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Solution

The fourth proportional to 229,210.31, 343,817.82 and 69,287.55 is: 103,932.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,210.31 : 343,817.82 = 69,287.55 : x
  2. Step 2: Convert to fraction form
    229,210.31/343,817.82 = 69,287.55/x
  3. Step 3: Cross multiply
    229,210.31x = 343,817.82 × 69,287.55
  4. Step 4: Simplify right side
    229,210.31x = 23,822,294,394.14
  5. Step 5: Solve for x
    x = 23,822,294,394.14/229,210.31
  6. Step 6: Final answer
    x = 103,932.04

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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.