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Finding the Fourth Proportional to 248,575.01, 372,573.27 and 142,033.59

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Solution

The fourth proportional to 248,575.01, 372,573.27 and 142,033.59 is: 212,885.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,575.01 : 372,573.27 = 142,033.59 : x
  2. Step 2: Convert to fraction form
    248,575.01/372,573.27 = 142,033.59/x
  3. Step 3: Cross multiply
    248,575.01x = 372,573.27 × 142,033.59
  4. Step 4: Simplify right side
    248,575.01x = 52,917,919,076.14
  5. Step 5: Solve for x
    x = 52,917,919,076.14/248,575.01
  6. Step 6: Final answer
    x = 212,885.12

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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.