Home / 251,667.59-347,291.48-144,161.15

Finding the Fourth Proportional to 251,667.59, 347,291.48 and 144,161.15

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Solution

The fourth proportional to 251,667.59, 347,291.48 and 144,161.15 is: 198,936.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,667.59 : 347,291.48 = 144,161.15 : x
  2. Step 2: Convert to fraction form
    251,667.59/347,291.48 = 144,161.15/x
  3. Step 3: Cross multiply
    251,667.59x = 347,291.48 × 144,161.15
  4. Step 4: Simplify right side
    251,667.59x = 50,065,937,765.95
  5. Step 5: Solve for x
    x = 50,065,937,765.95/251,667.59
  6. Step 6: Final answer
    x = 198,936.78

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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.