Home / 170,028.35-255,033.27-51,690.45

Finding the Fourth Proportional to 170,028.35, 255,033.27 and 51,690.45

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Solution

The fourth proportional to 170,028.35, 255,033.27 and 51,690.45 is: 77,532.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,028.35 : 255,033.27 = 51,690.45 : x
  2. Step 2: Convert to fraction form
    170,028.35/255,033.27 = 51,690.45/x
  3. Step 3: Cross multiply
    170,028.35x = 255,033.27 × 51,690.45
  4. Step 4: Simplify right side
    170,028.35x = 13,182,784,491.27
  5. Step 5: Solve for x
    x = 13,182,784,491.27/170,028.35
  6. Step 6: Final answer
    x = 77,532.86

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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.