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Finding the Fourth Proportional to 248,567.82, 372,813.26 and 136,303.44

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Solution

The fourth proportional to 248,567.82, 372,813.26 and 136,303.44 is: 204,434.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,567.82 : 372,813.26 = 136,303.44 : x
  2. Step 2: Convert to fraction form
    248,567.82/372,813.26 = 136,303.44/x
  3. Step 3: Cross multiply
    248,567.82x = 372,813.26 × 136,303.44
  4. Step 4: Simplify right side
    248,567.82x = 50,815,729,134.10
  5. Step 5: Solve for x
    x = 50,815,729,134.10/248,567.82
  6. Step 6: Final answer
    x = 204,434.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.