Home / 63,391.15-94,959.60-30,143.26

Finding the Fourth Proportional to 63,391.15, 94,959.60 and 30,143.26

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Solution

The fourth proportional to 63,391.15, 94,959.60 and 30,143.26 is: 45,154.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,391.15 : 94,959.60 = 30,143.26 : x
  2. Step 2: Convert to fraction form
    63,391.15/94,959.60 = 30,143.26/x
  3. Step 3: Cross multiply
    63,391.15x = 94,959.60 × 30,143.26
  4. Step 4: Simplify right side
    63,391.15x = 2,862,391,912.30
  5. Step 5: Solve for x
    x = 2,862,391,912.30/63,391.15
  6. Step 6: Final answer
    x = 45,154.44

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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.