Home / 231,629.70-347,444.55-160,770.90

Finding the Fourth Proportional to 231,629.70, 347,444.55 and 160,770.90

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Solution

The fourth proportional to 231,629.70, 347,444.55 and 160,770.90 is: 241,156.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,629.70 : 347,444.55 = 160,770.90 : x
  2. Step 2: Convert to fraction form
    231,629.70/347,444.55 = 160,770.90/x
  3. Step 3: Cross multiply
    231,629.70x = 347,444.55 × 160,770.90
  4. Step 4: Simplify right side
    231,629.70x = 55,858,973,003.60
  5. Step 5: Solve for x
    x = 55,858,973,003.60/231,629.70
  6. Step 6: Final answer
    x = 241,156.35

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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.