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Finding the Fourth Proportional to 254,637.96, 351,422.19 and 141,468

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Solution

The fourth proportional to 254,637.96, 351,422.19 and 141,468 is: 195,237.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,637.96 : 351,422.19 = 141,468 : x
  2. Step 2: Convert to fraction form
    254,637.96/351,422.19 = 141,468/x
  3. Step 3: Cross multiply
    254,637.96x = 351,422.19 × 141,468
  4. Step 4: Simplify right side
    254,637.96x = 49,714,994,374.92
  5. Step 5: Solve for x
    x = 49,714,994,374.92/254,637.96
  6. Step 6: Final answer
    x = 195,237.95

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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.