Home / 53,906.10-80,873.55-48,102.90

Finding the Fourth Proportional to 53,906.10, 80,873.55 and 48,102.90

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Solution

The fourth proportional to 53,906.10, 80,873.55 and 48,102.90 is: 72,167.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,906.10 : 80,873.55 = 48,102.90 : x
  2. Step 2: Convert to fraction form
    53,906.10/80,873.55 = 48,102.90/x
  3. Step 3: Cross multiply
    53,906.10x = 80,873.55 × 48,102.90
  4. Step 4: Simplify right side
    53,906.10x = 3,890,252,288.30
  5. Step 5: Solve for x
    x = 3,890,252,288.30/53,906.10
  6. Step 6: Final answer
    x = 72,167.20

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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.