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Finding the Fourth Proportional to 254,594.67, 351,351.77 and 141,417.42

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Solution

The fourth proportional to 254,594.67, 351,351.77 and 141,417.42 is: 195,162.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,594.67 : 351,351.77 = 141,417.42 : x
  2. Step 2: Convert to fraction form
    254,594.67/351,351.77 = 141,417.42/x
  3. Step 3: Cross multiply
    254,594.67x = 351,351.77 × 141,417.42
  4. Step 4: Simplify right side
    254,594.67x = 49,687,260,118.75
  5. Step 5: Solve for x
    x = 49,687,260,118.75/254,594.67
  6. Step 6: Final answer
    x = 195,162.22

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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.