Home / 170,735.22-256,080.33-52,396.65

Finding the Fourth Proportional to 170,735.22, 256,080.33 and 52,396.65

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Solution

The fourth proportional to 170,735.22, 256,080.33 and 52,396.65 is: 78,588.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,735.22 : 256,080.33 = 52,396.65 : x
  2. Step 2: Convert to fraction form
    170,735.22/256,080.33 = 52,396.65/x
  3. Step 3: Cross multiply
    170,735.22x = 256,080.33 × 52,396.65
  4. Step 4: Simplify right side
    170,735.22x = 13,417,751,422.89
  5. Step 5: Solve for x
    x = 13,417,751,422.89/170,735.22
  6. Step 6: Final answer
    x = 78,588.07

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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.