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Finding the Fourth Proportional to 170,336.97, 255,506.40 and 43,968.58

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Solution

The fourth proportional to 170,336.97, 255,506.40 and 43,968.58 is: 65,953.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,336.97 : 255,506.40 = 43,968.58 : x
  2. Step 2: Convert to fraction form
    170,336.97/255,506.40 = 43,968.58/x
  3. Step 3: Cross multiply
    170,336.97x = 255,506.40 × 43,968.58
  4. Step 4: Simplify right side
    170,336.97x = 11,234,252,950.15
  5. Step 5: Solve for x
    x = 11,234,252,950.15/170,336.97
  6. Step 6: Final answer
    x = 65,953.11

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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.