Home / 170,176.64-255,296-51,834.56

Finding the Fourth Proportional to 170,176.64, 255,296 and 51,834.56

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Solution

The fourth proportional to 170,176.64, 255,296 and 51,834.56 is: 77,761.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,176.64 : 255,296 = 51,834.56 : x
  2. Step 2: Convert to fraction form
    170,176.64/255,296 = 51,834.56/x
  3. Step 3: Cross multiply
    170,176.64x = 255,296 × 51,834.56
  4. Step 4: Simplify right side
    170,176.64x = 13,233,155,829.76
  5. Step 5: Solve for x
    x = 13,233,155,829.76/170,176.64
  6. Step 6: Final answer
    x = 77,761.29

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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.