Home / 263,356.77-363,429.75-142,495.41

Finding the Fourth Proportional to 263,356.77, 363,429.75 and 142,495.41

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Solution

The fourth proportional to 263,356.77, 363,429.75 and 142,495.41 is: 196,642.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,356.77 : 363,429.75 = 142,495.41 : x
  2. Step 2: Convert to fraction form
    263,356.77/363,429.75 = 142,495.41/x
  3. Step 3: Cross multiply
    263,356.77x = 363,429.75 × 142,495.41
  4. Step 4: Simplify right side
    263,356.77x = 51,787,071,232.45
  5. Step 5: Solve for x
    x = 51,787,071,232.45/263,356.77
  6. Step 6: Final answer
    x = 196,642.26

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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.