Home / 263,595.52-363,763.56-142,736.81

Finding the Fourth Proportional to 263,595.52, 363,763.56 and 142,736.81

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Solution

The fourth proportional to 263,595.52, 363,763.56 and 142,736.81 is: 196,977.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,595.52 : 363,763.56 = 142,736.81 : x
  2. Step 2: Convert to fraction form
    263,595.52/363,763.56 = 142,736.81/x
  3. Step 3: Cross multiply
    263,595.52x = 363,763.56 × 142,736.81
  4. Step 4: Simplify right side
    263,595.52x = 51,922,450,148.64
  5. Step 5: Solve for x
    x = 51,922,450,148.64/263,595.52
  6. Step 6: Final answer
    x = 196,977.74

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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.