Home / 228,869.40-343,304.10-71,096.60

Finding the Fourth Proportional to 228,869.40, 343,304.10 and 71,096.60

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Solution

The fourth proportional to 228,869.40, 343,304.10 and 71,096.60 is: 106,644.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,869.40 : 343,304.10 = 71,096.60 : x
  2. Step 2: Convert to fraction form
    228,869.40/343,304.10 = 71,096.60/x
  3. Step 3: Cross multiply
    228,869.40x = 343,304.10 × 71,096.60
  4. Step 4: Simplify right side
    228,869.40x = 24,407,754,276.06
  5. Step 5: Solve for x
    x = 24,407,754,276.06/228,869.40
  6. Step 6: Final answer
    x = 106,644.90

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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.