Home / 76,043.93-114,033.20-26,129.03

Finding the Fourth Proportional to 76,043.93, 114,033.20 and 26,129.03

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Solution

The fourth proportional to 76,043.93, 114,033.20 and 26,129.03 is: 39,182.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,043.93 : 114,033.20 = 26,129.03 : x
  2. Step 2: Convert to fraction form
    76,043.93/114,033.20 = 26,129.03/x
  3. Step 3: Cross multiply
    76,043.93x = 114,033.20 × 26,129.03
  4. Step 4: Simplify right side
    76,043.93x = 2,979,576,202.98
  5. Step 5: Solve for x
    x = 2,979,576,202.98/76,043.93
  6. Step 6: Final answer
    x = 39,182.30

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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.