Home / 170,075.80-255,150.60-51,744.07

Finding the Fourth Proportional to 170,075.80, 255,150.60 and 51,744.07

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Solution

The fourth proportional to 170,075.80, 255,150.60 and 51,744.07 is: 77,627.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,075.80 : 255,150.60 = 51,744.07 : x
  2. Step 2: Convert to fraction form
    170,075.80/255,150.60 = 51,744.07/x
  3. Step 3: Cross multiply
    170,075.80x = 255,150.60 × 51,744.07
  4. Step 4: Simplify right side
    170,075.80x = 13,202,530,506.94
  5. Step 5: Solve for x
    x = 13,202,530,506.94/170,075.80
  6. Step 6: Final answer
    x = 77,627.33

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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.