Home / 248,442.72-342,852.24-135,265.44

Finding the Fourth Proportional to 248,442.72, 342,852.24 and 135,265.44

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Solution

The fourth proportional to 248,442.72, 342,852.24 and 135,265.44 is: 186,667.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,442.72 : 342,852.24 = 135,265.44 : x
  2. Step 2: Convert to fraction form
    248,442.72/342,852.24 = 135,265.44/x
  3. Step 3: Cross multiply
    248,442.72x = 342,852.24 × 135,265.44
  4. Step 4: Simplify right side
    248,442.72x = 46,376,059,098.59
  5. Step 5: Solve for x
    x = 46,376,059,098.59/248,442.72
  6. Step 6: Final answer
    x = 186,667.01

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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.