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Finding the Fourth Proportional to 254,953.52, 351,816.60 and 141,766.64

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Solution

The fourth proportional to 254,953.52, 351,816.60 and 141,766.64 is: 195,627.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,953.52 : 351,816.60 = 141,766.64 : x
  2. Step 2: Convert to fraction form
    254,953.52/351,816.60 = 141,766.64/x
  3. Step 3: Cross multiply
    254,953.52x = 351,816.60 × 141,766.64
  4. Step 4: Simplify right side
    254,953.52x = 49,875,857,278.22
  5. Step 5: Solve for x
    x = 49,875,857,278.22/254,953.52
  6. Step 6: Final answer
    x = 195,627.26

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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.