Home / 263,595.03-363,762.89-142,736.31

Finding the Fourth Proportional to 263,595.03, 363,762.89 and 142,736.31

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Solution

The fourth proportional to 263,595.03, 363,762.89 and 142,736.31 is: 196,977.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,595.03 : 363,762.89 = 142,736.31 : x
  2. Step 2: Convert to fraction form
    263,595.03/363,762.89 = 142,736.31/x
  3. Step 3: Cross multiply
    263,595.03x = 363,762.89 × 142,736.31
  4. Step 4: Simplify right side
    263,595.03x = 51,922,172,633.54
  5. Step 5: Solve for x
    x = 51,922,172,633.54/263,595.03
  6. Step 6: Final answer
    x = 196,977.05

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1.5x scale

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.