Home / 170,069.80-255,131.70-57,760.60

Finding the Fourth Proportional to 170,069.80, 255,131.70 and 57,760.60

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Solution

The fourth proportional to 170,069.80, 255,131.70 and 57,760.60 is: 86,650.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,069.80 : 255,131.70 = 57,760.60 : x
  2. Step 2: Convert to fraction form
    170,069.80/255,131.70 = 57,760.60/x
  3. Step 3: Cross multiply
    170,069.80x = 255,131.70 × 57,760.60
  4. Step 4: Simplify right side
    170,069.80x = 14,736,560,071.02
  5. Step 5: Solve for x
    x = 14,736,560,071.02/170,069.80
  6. Step 6: Final answer
    x = 86,650.07

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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.