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Finding the Fourth Proportional to 170,033.72, 255,059.73 and 51,696.08

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Solution

The fourth proportional to 170,033.72, 255,059.73 and 51,696.08 is: 77,546.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,033.72 : 255,059.73 = 51,696.08 : x
  2. Step 2: Convert to fraction form
    170,033.72/255,059.73 = 51,696.08/x
  3. Step 3: Cross multiply
    170,033.72x = 255,059.73 × 51,696.08
  4. Step 4: Simplify right side
    170,033.72x = 13,185,588,206.86
  5. Step 5: Solve for x
    x = 13,185,588,206.86/170,033.72
  6. Step 6: Final answer
    x = 77,546.90

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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.