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Finding the Fourth Proportional to 254,703.60, 351,475.56 and 141,522.48

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Solution

The fourth proportional to 254,703.60, 351,475.56 and 141,522.48 is: 195,292.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,703.60 : 351,475.56 = 141,522.48 : x
  2. Step 2: Convert to fraction form
    254,703.60/351,475.56 = 141,522.48/x
  3. Step 3: Cross multiply
    254,703.60x = 351,475.56 × 141,522.48
  4. Step 4: Simplify right side
    254,703.60x = 49,741,692,910.59
  5. Step 5: Solve for x
    x = 49,741,692,910.59/254,703.60
  6. Step 6: Final answer
    x = 195,292.46

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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.