Home / 170,687.16-255,946.50-52,329.96

Finding the Fourth Proportional to 170,687.16, 255,946.50 and 52,329.96

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Solution

The fourth proportional to 170,687.16, 255,946.50 and 52,329.96 is: 78,469.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,687.16 : 255,946.50 = 52,329.96 : x
  2. Step 2: Convert to fraction form
    170,687.16/255,946.50 = 52,329.96/x
  3. Step 3: Cross multiply
    170,687.16x = 255,946.50 × 52,329.96
  4. Step 4: Simplify right side
    170,687.16x = 13,393,670,107.14
  5. Step 5: Solve for x
    x = 13,393,670,107.14/170,687.16
  6. Step 6: Final answer
    x = 78,469.11

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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.