Home / 248,432.64-342,825.60-135,255.04

Finding the Fourth Proportional to 248,432.64, 342,825.60 and 135,255.04

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Solution

The fourth proportional to 248,432.64, 342,825.60 and 135,255.04 is: 186,645.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,432.64 : 342,825.60 = 135,255.04 : x
  2. Step 2: Convert to fraction form
    248,432.64/342,825.60 = 135,255.04/x
  3. Step 3: Cross multiply
    248,432.64x = 342,825.60 × 135,255.04
  4. Step 4: Simplify right side
    248,432.64x = 46,368,890,241.02
  5. Step 5: Solve for x
    x = 46,368,890,241.02/248,432.64
  6. Step 6: Final answer
    x = 186,645.73

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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.