Home / 64,512.02-96,768.37-20,135.06

Finding the Fourth Proportional to 64,512.02, 96,768.37 and 20,135.06

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Solution

The fourth proportional to 64,512.02, 96,768.37 and 20,135.06 is: 30,202.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,512.02 : 96,768.37 = 20,135.06 : x
  2. Step 2: Convert to fraction form
    64,512.02/96,768.37 = 20,135.06/x
  3. Step 3: Cross multiply
    64,512.02x = 96,768.37 × 20,135.06
  4. Step 4: Simplify right side
    64,512.02x = 1,948,436,568.10
  5. Step 5: Solve for x
    x = 1,948,436,568.10/64,512.02
  6. Step 6: Final answer
    x = 30,202.69

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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.