Home / 165,644.20-248,466.30-157,090.60

Finding the Fourth Proportional to 165,644.20, 248,466.30 and 157,090.60

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Solution

The fourth proportional to 165,644.20, 248,466.30 and 157,090.60 is: 235,635.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,644.20 : 248,466.30 = 157,090.60 : x
  2. Step 2: Convert to fraction form
    165,644.20/248,466.30 = 157,090.60/x
  3. Step 3: Cross multiply
    165,644.20x = 248,466.30 × 157,090.60
  4. Step 4: Simplify right side
    165,644.20x = 39,031,720,146.78
  5. Step 5: Solve for x
    x = 39,031,720,146.78/165,644.20
  6. Step 6: Final answer
    x = 235,635.90

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.