Home / 82,299.28-113,575.08-50,485.76

Finding the Fourth Proportional to 82,299.28, 113,575.08 and 50,485.76

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Solution

The fourth proportional to 82,299.28, 113,575.08 and 50,485.76 is: 69,671.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,299.28 : 113,575.08 = 50,485.76 : x
  2. Step 2: Convert to fraction form
    82,299.28/113,575.08 = 50,485.76/x
  3. Step 3: Cross multiply
    82,299.28x = 113,575.08 × 50,485.76
  4. Step 4: Simplify right side
    82,299.28x = 5,733,924,230.86
  5. Step 5: Solve for x
    x = 5,733,924,230.86/82,299.28
  6. Step 6: Final answer
    x = 69,671.62

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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.