Home / 183,420.20-274,871.10-113,090.60

Finding the Fourth Proportional to 183,420.20, 274,871.10 and 113,090.60

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Solution

The fourth proportional to 183,420.20, 274,871.10 and 113,090.60 is: 169,476.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,420.20 : 274,871.10 = 113,090.60 : x
  2. Step 2: Convert to fraction form
    183,420.20/274,871.10 = 113,090.60/x
  3. Step 3: Cross multiply
    183,420.20x = 274,871.10 × 113,090.60
  4. Step 4: Simplify right side
    183,420.20x = 31,085,337,621.66
  5. Step 5: Solve for x
    x = 31,085,337,621.66/183,420.20
  6. Step 6: Final answer
    x = 169,476.09

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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.