Home / 252,954.23-349,081.41-138,237.72

Finding the Fourth Proportional to 252,954.23, 349,081.41 and 138,237.72

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Solution

The fourth proportional to 252,954.23, 349,081.41 and 138,237.72 is: 190,770.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,954.23 : 349,081.41 = 138,237.72 : x
  2. Step 2: Convert to fraction form
    252,954.23/349,081.41 = 138,237.72/x
  3. Step 3: Cross multiply
    252,954.23x = 349,081.41 × 138,237.72
  4. Step 4: Simplify right side
    252,954.23x = 48,256,219,385.70
  5. Step 5: Solve for x
    x = 48,256,219,385.70/252,954.23
  6. Step 6: Final answer
    x = 190,770.56

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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.