Home / 252,104.19-347,899.32-137,383.86

Finding the Fourth Proportional to 252,104.19, 347,899.32 and 137,383.86

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Solution

The fourth proportional to 252,104.19, 347,899.32 and 137,383.86 is: 189,587.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,104.19 : 347,899.32 = 137,383.86 : x
  2. Step 2: Convert to fraction form
    252,104.19/347,899.32 = 137,383.86/x
  3. Step 3: Cross multiply
    252,104.19x = 347,899.32 × 137,383.86
  4. Step 4: Simplify right side
    252,104.19x = 47,795,751,472.98
  5. Step 5: Solve for x
    x = 47,795,751,472.98/252,104.19
  6. Step 6: Final answer
    x = 189,587.30

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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.