Home / 248,810.20-373,215.30-91,054.60

Finding the Fourth Proportional to 248,810.20, 373,215.30 and 91,054.60

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Solution

The fourth proportional to 248,810.20, 373,215.30 and 91,054.60 is: 136,581.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,810.20 : 373,215.30 = 91,054.60 : x
  2. Step 2: Convert to fraction form
    248,810.20/373,215.30 = 91,054.60/x
  3. Step 3: Cross multiply
    248,810.20x = 373,215.30 × 91,054.60
  4. Step 4: Simplify right side
    248,810.20x = 33,982,969,855.38
  5. Step 5: Solve for x
    x = 33,982,969,855.38/248,810.20
  6. Step 6: Final answer
    x = 136,581.90

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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.