Home / 63,230.44-87,298.69-40,579.20

Finding the Fourth Proportional to 63,230.44, 87,298.69 and 40,579.20

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Solution

The fourth proportional to 63,230.44, 87,298.69 and 40,579.20 is: 56,025.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,230.44 : 87,298.69 = 40,579.20 : x
  2. Step 2: Convert to fraction form
    63,230.44/87,298.69 = 40,579.20/x
  3. Step 3: Cross multiply
    63,230.44x = 87,298.69 × 40,579.20
  4. Step 4: Simplify right side
    63,230.44x = 3,542,510,361.86
  5. Step 5: Solve for x
    x = 3,542,510,361.86/63,230.44
  6. Step 6: Final answer
    x = 56,025.39

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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.