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Finding the Fourth Proportional to 248,083.60, 372,125.40 and 177,811.60

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Solution

The fourth proportional to 248,083.60, 372,125.40 and 177,811.60 is: 266,717.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,083.60 : 372,125.40 = 177,811.60 : x
  2. Step 2: Convert to fraction form
    248,083.60/372,125.40 = 177,811.60/x
  3. Step 3: Cross multiply
    248,083.60x = 372,125.40 × 177,811.60
  4. Step 4: Simplify right side
    248,083.60x = 66,168,212,774.64
  5. Step 5: Solve for x
    x = 66,168,212,774.64/248,083.60
  6. Step 6: Final answer
    x = 266,717.40

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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.