Home / 60,182.08-90,284.22-20,197.12

Finding the Fourth Proportional to 60,182.08, 90,284.22 and 20,197.12

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Solution

The fourth proportional to 60,182.08, 90,284.22 and 20,197.12 is: 30,299.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,182.08 : 90,284.22 = 20,197.12 : x
  2. Step 2: Convert to fraction form
    60,182.08/90,284.22 = 20,197.12/x
  3. Step 3: Cross multiply
    60,182.08x = 90,284.22 × 20,197.12
  4. Step 4: Simplify right side
    60,182.08x = 1,823,481,225.45
  5. Step 5: Solve for x
    x = 1,823,481,225.45/60,182.08
  6. Step 6: Final answer
    x = 30,299.41

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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.