Home / 64,453.07-96,679.61-20,083.41

Finding the Fourth Proportional to 64,453.07, 96,679.61 and 20,083.41

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Solution

The fourth proportional to 64,453.07, 96,679.61 and 20,083.41 is: 30,125.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,453.07 : 96,679.61 = 20,083.41 : x
  2. Step 2: Convert to fraction form
    64,453.07/96,679.61 = 20,083.41/x
  3. Step 3: Cross multiply
    64,453.07x = 96,679.61 × 20,083.41
  4. Step 4: Simplify right side
    64,453.07x = 1,941,656,145.85
  5. Step 5: Solve for x
    x = 1,941,656,145.85/64,453.07
  6. Step 6: Final answer
    x = 30,125.12

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1.5x scale

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.