Home / 47,711.30-65,903.58-36,311.54

Finding the Fourth Proportional to 47,711.30, 65,903.58 and 36,311.54

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Solution

The fourth proportional to 47,711.30, 65,903.58 and 36,311.54 is: 50,157.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,711.30 : 65,903.58 = 36,311.54 : x
  2. Step 2: Convert to fraction form
    47,711.30/65,903.58 = 36,311.54/x
  3. Step 3: Cross multiply
    47,711.30x = 65,903.58 × 36,311.54
  4. Step 4: Simplify right side
    47,711.30x = 2,393,060,151.80
  5. Step 5: Solve for x
    x = 2,393,060,151.80/47,711.30
  6. Step 6: Final answer
    x = 50,157.10

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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.