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Finding the Fourth Proportional to 254,673.94, 351,443.73 and 141,496.96

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Solution

The fourth proportional to 254,673.94, 351,443.73 and 141,496.96 is: 195,262.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,673.94 : 351,443.73 = 141,496.96 : x
  2. Step 2: Convert to fraction form
    254,673.94/351,443.73 = 141,496.96/x
  3. Step 3: Cross multiply
    254,673.94x = 351,443.73 × 141,496.96
  4. Step 4: Simplify right side
    254,673.94x = 49,728,219,406.06
  5. Step 5: Solve for x
    x = 49,728,219,406.06/254,673.94
  6. Step 6: Final answer
    x = 195,262.30

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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.