Home / 229,096.40-343,562.20-79,296

Finding the Fourth Proportional to 229,096.40, 343,562.20 and 79,296

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Solution

The fourth proportional to 229,096.40, 343,562.20 and 79,296 is: 118,915.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,096.40 : 343,562.20 = 79,296 : x
  2. Step 2: Convert to fraction form
    229,096.40/343,562.20 = 79,296/x
  3. Step 3: Cross multiply
    229,096.40x = 343,562.20 × 79,296
  4. Step 4: Simplify right side
    229,096.40x = 27,243,108,211.20
  5. Step 5: Solve for x
    x = 27,243,108,211.20/229,096.40
  6. Step 6: Final answer
    x = 118,915.48

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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.