Home / 252,921.44-349,027.44-139,748.96

Finding the Fourth Proportional to 252,921.44, 349,027.44 and 139,748.96

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Solution

The fourth proportional to 252,921.44, 349,027.44 and 139,748.96 is: 192,851.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,921.44 : 349,027.44 = 139,748.96 : x
  2. Step 2: Convert to fraction form
    252,921.44/349,027.44 = 139,748.96/x
  3. Step 3: Cross multiply
    252,921.44x = 349,027.44 × 139,748.96
  4. Step 4: Simplify right side
    252,921.44x = 48,776,221,751.46
  5. Step 5: Solve for x
    x = 48,776,221,751.46/252,921.44
  6. Step 6: Final answer
    x = 192,851.27

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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.