Home / 77,743.22-116,473.36-54,000.60

Finding the Fourth Proportional to 77,743.22, 116,473.36 and 54,000.60

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Solution

The fourth proportional to 77,743.22, 116,473.36 and 54,000.60 is: 80,902.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,743.22 : 116,473.36 = 54,000.60 : x
  2. Step 2: Convert to fraction form
    77,743.22/116,473.36 = 54,000.60/x
  3. Step 3: Cross multiply
    77,743.22x = 116,473.36 × 54,000.60
  4. Step 4: Simplify right side
    77,743.22x = 6,289,631,324.02
  5. Step 5: Solve for x
    x = 6,289,631,324.02/77,743.22
  6. Step 6: Final answer
    x = 80,902.63

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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.