Home / 170,542.45-255,840.78-56,694.29

Finding the Fourth Proportional to 170,542.45, 255,840.78 and 56,694.29

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Solution

The fourth proportional to 170,542.45, 255,840.78 and 56,694.29 is: 85,050.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,542.45 : 255,840.78 = 56,694.29 : x
  2. Step 2: Convert to fraction form
    170,542.45/255,840.78 = 56,694.29/x
  3. Step 3: Cross multiply
    170,542.45x = 255,840.78 × 56,694.29
  4. Step 4: Simplify right side
    170,542.45x = 14,504,710,709.19
  5. Step 5: Solve for x
    x = 14,504,710,709.19/170,542.45
  6. Step 6: Final answer
    x = 85,050.44

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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.