Home / 248,121.06-342,407.43-134,943.54

Finding the Fourth Proportional to 248,121.06, 342,407.43 and 134,943.54

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Solution

The fourth proportional to 248,121.06, 342,407.43 and 134,943.54 is: 186,222.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,121.06 : 342,407.43 = 134,943.54 : x
  2. Step 2: Convert to fraction form
    248,121.06/342,407.43 = 134,943.54/x
  3. Step 3: Cross multiply
    248,121.06x = 342,407.43 × 134,943.54
  4. Step 4: Simplify right side
    248,121.06x = 46,205,670,726.50
  5. Step 5: Solve for x
    x = 46,205,670,726.50/248,121.06
  6. Step 6: Final answer
    x = 186,222.28

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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.