Home / 263,316.96-363,377.24-142,458.28

Finding the Fourth Proportional to 263,316.96, 363,377.24 and 142,458.28

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Solution

The fourth proportional to 263,316.96, 363,377.24 and 142,458.28 is: 196,592.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,316.96 : 363,377.24 = 142,458.28 : x
  2. Step 2: Convert to fraction form
    263,316.96/363,377.24 = 142,458.28/x
  3. Step 3: Cross multiply
    263,316.96x = 363,377.24 × 142,458.28
  4. Step 4: Simplify right side
    263,316.96x = 51,766,095,515.03
  5. Step 5: Solve for x
    x = 51,766,095,515.03/263,316.96
  6. Step 6: Final answer
    x = 196,592.33

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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.