Home / 263,074.13-363,077.84-148,376.31

Finding the Fourth Proportional to 263,074.13, 363,077.84 and 148,376.31

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Solution

The fourth proportional to 263,074.13, 363,077.84 and 148,376.31 is: 204,779.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,074.13 : 363,077.84 = 148,376.31 : x
  2. Step 2: Convert to fraction form
    263,074.13/363,077.84 = 148,376.31/x
  3. Step 3: Cross multiply
    263,074.13x = 363,077.84 × 148,376.31
  4. Step 4: Simplify right side
    263,074.13x = 53,872,149,400.09
  5. Step 5: Solve for x
    x = 53,872,149,400.09/263,074.13
  6. Step 6: Final answer
    x = 204,779.35

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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.