Home / 229,828.44-344,742.66-72,069.60

Finding the Fourth Proportional to 229,828.44, 344,742.66 and 72,069.60

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Solution

The fourth proportional to 229,828.44, 344,742.66 and 72,069.60 is: 108,104.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,828.44 : 344,742.66 = 72,069.60 : x
  2. Step 2: Convert to fraction form
    229,828.44/344,742.66 = 72,069.60/x
  3. Step 3: Cross multiply
    229,828.44x = 344,742.66 × 72,069.60
  4. Step 4: Simplify right side
    229,828.44x = 24,845,465,609.14
  5. Step 5: Solve for x
    x = 24,845,465,609.14/229,828.44
  6. Step 6: Final answer
    x = 108,104.40

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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.