Home / 248,045.44-342,350.25-140,615.90

Finding the Fourth Proportional to 248,045.44, 342,350.25 and 140,615.90

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Solution

The fourth proportional to 248,045.44, 342,350.25 and 140,615.90 is: 194,076.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,045.44 : 342,350.25 = 140,615.90 : x
  2. Step 2: Convert to fraction form
    248,045.44/342,350.25 = 140,615.90/x
  3. Step 3: Cross multiply
    248,045.44x = 342,350.25 × 140,615.90
  4. Step 4: Simplify right side
    248,045.44x = 48,139,887,563.73
  5. Step 5: Solve for x
    x = 48,139,887,563.73/248,045.44
  6. Step 6: Final answer
    x = 194,076.89

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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.