Home / 69,046.02-103,512.60-35,775.72

Finding the Fourth Proportional to 69,046.02, 103,512.60 and 35,775.72

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Solution

The fourth proportional to 69,046.02, 103,512.60 and 35,775.72 is: 53,634.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,046.02 : 103,512.60 = 35,775.72 : x
  2. Step 2: Convert to fraction form
    69,046.02/103,512.60 = 35,775.72/x
  3. Step 3: Cross multiply
    69,046.02x = 103,512.60 × 35,775.72
  4. Step 4: Simplify right side
    69,046.02x = 3,703,237,794.07
  5. Step 5: Solve for x
    x = 3,703,237,794.07/69,046.02
  6. Step 6: Final answer
    x = 53,634.34

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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.