Home / 72,181.64-108,245.50-24,783.28

Finding the Fourth Proportional to 72,181.64, 108,245.50 and 24,783.28

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Solution

The fourth proportional to 72,181.64, 108,245.50 and 24,783.28 is: 37,165.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,181.64 : 108,245.50 = 24,783.28 : x
  2. Step 2: Convert to fraction form
    72,181.64/108,245.50 = 24,783.28/x
  3. Step 3: Cross multiply
    72,181.64x = 108,245.50 × 24,783.28
  4. Step 4: Simplify right side
    72,181.64x = 2,682,678,202.67
  5. Step 5: Solve for x
    x = 2,682,678,202.67/72,181.64
  6. Step 6: Final answer
    x = 37,165.66

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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.