Home / 231,883.10-347,622.15-89,825.30

Finding the Fourth Proportional to 231,883.10, 347,622.15 and 89,825.30

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Solution

The fourth proportional to 231,883.10, 347,622.15 and 89,825.30 is: 134,659.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,883.10 : 347,622.15 = 89,825.30 : x
  2. Step 2: Convert to fraction form
    231,883.10/347,622.15 = 89,825.30/x
  3. Step 3: Cross multiply
    231,883.10x = 347,622.15 × 89,825.30
  4. Step 4: Simplify right side
    231,883.10x = 31,225,263,910.40
  5. Step 5: Solve for x
    x = 31,225,263,910.40/231,883.10
  6. Step 6: Final answer
    x = 134,659.51

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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.