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Finding the Fourth Proportional to 169,883.84, 254,824.32 and 43,523.84

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Solution

The fourth proportional to 169,883.84, 254,824.32 and 43,523.84 is: 65,285.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,883.84 : 254,824.32 = 43,523.84 : x
  2. Step 2: Convert to fraction form
    169,883.84/254,824.32 = 43,523.84/x
  3. Step 3: Cross multiply
    169,883.84x = 254,824.32 × 43,523.84
  4. Step 4: Simplify right side
    169,883.84x = 11,090,932,931.79
  5. Step 5: Solve for x
    x = 11,090,932,931.79/169,883.84
  6. Step 6: Final answer
    x = 65,285.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.