Home / 234,741.88-323,942.86-127,311.48

Finding the Fourth Proportional to 234,741.88, 323,942.86 and 127,311.48

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Solution

The fourth proportional to 234,741.88, 323,942.86 and 127,311.48 is: 175,689.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,741.88 : 323,942.86 = 127,311.48 : x
  2. Step 2: Convert to fraction form
    234,741.88/323,942.86 = 127,311.48/x
  3. Step 3: Cross multiply
    234,741.88x = 323,942.86 × 127,311.48
  4. Step 4: Simplify right side
    234,741.88x = 41,241,644,942.03
  5. Step 5: Solve for x
    x = 41,241,644,942.03/234,741.88
  6. Step 6: Final answer
    x = 175,689.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.