Home / 72,882.68-100,578.66-41,048.60

Finding the Fourth Proportional to 72,882.68, 100,578.66 and 41,048.60

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Solution

The fourth proportional to 72,882.68, 100,578.66 and 41,048.60 is: 56,647.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,882.68 : 100,578.66 = 41,048.60 : x
  2. Step 2: Convert to fraction form
    72,882.68/100,578.66 = 41,048.60/x
  3. Step 3: Cross multiply
    72,882.68x = 100,578.66 × 41,048.60
  4. Step 4: Simplify right side
    72,882.68x = 4,128,613,182.88
  5. Step 5: Solve for x
    x = 4,128,613,182.88/72,882.68
  6. Step 6: Final answer
    x = 56,647.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.