Home / 263,357.77-363,431.13-142,496.41

Finding the Fourth Proportional to 263,357.77, 363,431.13 and 142,496.41

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Solution

The fourth proportional to 263,357.77, 363,431.13 and 142,496.41 is: 196,643.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,357.77 : 363,431.13 = 142,496.41 : x
  2. Step 2: Convert to fraction form
    263,357.77/363,431.13 = 142,496.41/x
  3. Step 3: Cross multiply
    263,357.77x = 363,431.13 × 142,496.41
  4. Step 4: Simplify right side
    263,357.77x = 51,787,631,307.24
  5. Step 5: Solve for x
    x = 51,787,631,307.24/263,357.77
  6. Step 6: Final answer
    x = 196,643.64

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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.