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Finding the Fourth Proportional to 254,209.79, 350,809.79 and 141,032.54

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Solution

The fourth proportional to 254,209.79, 350,809.79 and 141,032.54 is: 194,625.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,209.79 : 350,809.79 = 141,032.54 : x
  2. Step 2: Convert to fraction form
    254,209.79/350,809.79 = 141,032.54/x
  3. Step 3: Cross multiply
    254,209.79x = 350,809.79 × 141,032.54
  4. Step 4: Simplify right side
    254,209.79x = 49,475,595,912.43
  5. Step 5: Solve for x
    x = 49,475,595,912.43/254,209.79
  6. Step 6: Final answer
    x = 194,625.06

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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.