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Finding the Fourth Proportional to 254,676.48, 351,462.40 and 141,504

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Solution

The fourth proportional to 254,676.48, 351,462.40 and 141,504 is: 195,280.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,676.48 : 351,462.40 = 141,504 : x
  2. Step 2: Convert to fraction form
    254,676.48/351,462.40 = 141,504/x
  3. Step 3: Cross multiply
    254,676.48x = 351,462.40 × 141,504
  4. Step 4: Simplify right side
    254,676.48x = 49,733,335,449.60
  5. Step 5: Solve for x
    x = 49,733,335,449.60/254,676.48
  6. Step 6: Final answer
    x = 195,280.44

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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.