Home / 248,837.20-373,255.80-91,081.60

Finding the Fourth Proportional to 248,837.20, 373,255.80 and 91,081.60

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Solution

The fourth proportional to 248,837.20, 373,255.80 and 91,081.60 is: 136,622.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,837.20 : 373,255.80 = 91,081.60 : x
  2. Step 2: Convert to fraction form
    248,837.20/373,255.80 = 91,081.60/x
  3. Step 3: Cross multiply
    248,837.20x = 373,255.80 × 91,081.60
  4. Step 4: Simplify right side
    248,837.20x = 33,996,735,473.28
  5. Step 5: Solve for x
    x = 33,996,735,473.28/248,837.20
  6. Step 6: Final answer
    x = 136,622.40

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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.