Home / 170,476.22-255,705.12-52,147.56

Finding the Fourth Proportional to 170,476.22, 255,705.12 and 52,147.56

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Solution

The fourth proportional to 170,476.22, 255,705.12 and 52,147.56 is: 78,218.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,476.22 : 255,705.12 = 52,147.56 : x
  2. Step 2: Convert to fraction form
    170,476.22/255,705.12 = 52,147.56/x
  3. Step 3: Cross multiply
    170,476.22x = 255,705.12 × 52,147.56
  4. Step 4: Simplify right side
    170,476.22x = 13,334,398,087.51
  5. Step 5: Solve for x
    x = 13,334,398,087.51/170,476.22
  6. Step 6: Final answer
    x = 78,218.53

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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.