Home / 248,327.04-342,691.44-135,150.56

Finding the Fourth Proportional to 248,327.04, 342,691.44 and 135,150.56

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Solution

The fourth proportional to 248,327.04, 342,691.44 and 135,150.56 is: 186,507.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,327.04 : 342,691.44 = 135,150.56 : x
  2. Step 2: Convert to fraction form
    248,327.04/342,691.44 = 135,150.56/x
  3. Step 3: Cross multiply
    248,327.04x = 342,691.44 × 135,150.56
  4. Step 4: Simplify right side
    248,327.04x = 46,314,940,023.21
  5. Step 5: Solve for x
    x = 46,314,940,023.21/248,327.04
  6. Step 6: Final answer
    x = 186,507.84

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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.