Home / 82,734.64-124,090.20-26,567.48

Finding the Fourth Proportional to 82,734.64, 124,090.20 and 26,567.48

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Solution

The fourth proportional to 82,734.64, 124,090.20 and 26,567.48 is: 39,847.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,734.64 : 124,090.20 = 26,567.48 : x
  2. Step 2: Convert to fraction form
    82,734.64/124,090.20 = 26,567.48/x
  3. Step 3: Cross multiply
    82,734.64x = 124,090.20 × 26,567.48
  4. Step 4: Simplify right side
    82,734.64x = 3,296,763,906.70
  5. Step 5: Solve for x
    x = 3,296,763,906.70/82,734.64
  6. Step 6: Final answer
    x = 39,847.44

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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.