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Finding the Fourth Proportional to 234,857.63, 324,102.48 and 127,427.41

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Solution

The fourth proportional to 234,857.63, 324,102.48 and 127,427.41 is: 175,849.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,857.63 : 324,102.48 = 127,427.41 : x
  2. Step 2: Convert to fraction form
    234,857.63/324,102.48 = 127,427.41/x
  3. Step 3: Cross multiply
    234,857.63x = 324,102.48 × 127,427.41
  4. Step 4: Simplify right side
    234,857.63x = 41,299,539,600.98
  5. Step 5: Solve for x
    x = 41,299,539,600.98/234,857.63
  6. Step 6: Final answer
    x = 175,849.26

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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.