Home / 248,917.05-343,405.17-144,072.02

Finding the Fourth Proportional to 248,917.05, 343,405.17 and 144,072.02

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Solution

The fourth proportional to 248,917.05, 343,405.17 and 144,072.02 is: 198,761.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,917.05 : 343,405.17 = 144,072.02 : x
  2. Step 2: Convert to fraction form
    248,917.05/343,405.17 = 144,072.02/x
  3. Step 3: Cross multiply
    248,917.05x = 343,405.17 × 144,072.02
  4. Step 4: Simplify right side
    248,917.05x = 49,475,075,447.20
  5. Step 5: Solve for x
    x = 49,475,075,447.20/248,917.05
  6. Step 6: Final answer
    x = 198,761.30

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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.