Home / 80,214.18-120,280.77-46,944.24

Finding the Fourth Proportional to 80,214.18, 120,280.77 and 46,944.24

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Solution

The fourth proportional to 80,214.18, 120,280.77 and 46,944.24 is: 70,392.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,214.18 : 120,280.77 = 46,944.24 : x
  2. Step 2: Convert to fraction form
    80,214.18/120,280.77 = 46,944.24/x
  3. Step 3: Cross multiply
    80,214.18x = 120,280.77 × 46,944.24
  4. Step 4: Simplify right side
    80,214.18x = 5,646,489,099.54
  5. Step 5: Solve for x
    x = 5,646,489,099.54/80,214.18
  6. Step 6: Final answer
    x = 70,392.66

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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.