Home / 263,554.77-363,705.09-142,696.02

Finding the Fourth Proportional to 263,554.77, 363,705.09 and 142,696.02

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Solution

The fourth proportional to 263,554.77, 363,705.09 and 142,696.02 is: 196,920.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,554.77 : 363,705.09 = 142,696.02 : x
  2. Step 2: Convert to fraction form
    263,554.77/363,705.09 = 142,696.02/x
  3. Step 3: Cross multiply
    263,554.77x = 363,705.09 × 142,696.02
  4. Step 4: Simplify right side
    263,554.77x = 51,899,268,796.74
  5. Step 5: Solve for x
    x = 51,899,268,796.74/263,554.77
  6. Step 6: Final answer
    x = 196,920.24

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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.