Home / 255,141.57-352,095.04-158,309.41

Finding the Fourth Proportional to 255,141.57, 352,095.04 and 158,309.41

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Solution

The fourth proportional to 255,141.57, 352,095.04 and 158,309.41 is: 218,466.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,141.57 : 352,095.04 = 158,309.41 : x
  2. Step 2: Convert to fraction form
    255,141.57/352,095.04 = 158,309.41/x
  3. Step 3: Cross multiply
    255,141.57x = 352,095.04 × 158,309.41
  4. Step 4: Simplify right side
    255,141.57x = 55,739,958,791.80
  5. Step 5: Solve for x
    x = 55,739,958,791.80/255,141.57
  6. Step 6: Final answer
    x = 218,466.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.