Home / 170,351.44-255,539.46-69,100.86

Finding the Fourth Proportional to 170,351.44, 255,539.46 and 69,100.86

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Solution

The fourth proportional to 170,351.44, 255,539.46 and 69,100.86 is: 103,656.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,351.44 : 255,539.46 = 69,100.86 : x
  2. Step 2: Convert to fraction form
    170,351.44/255,539.46 = 69,100.86/x
  3. Step 3: Cross multiply
    170,351.44x = 255,539.46 × 69,100.86
  4. Step 4: Simplify right side
    170,351.44x = 17,657,996,449.94
  5. Step 5: Solve for x
    x = 17,657,996,449.94/170,351.44
  6. Step 6: Final answer
    x = 103,656.28

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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.