Home / 123,244.20-184,865.70-48,311.40

Finding the Fourth Proportional to 123,244.20, 184,865.70 and 48,311.40

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Solution

The fourth proportional to 123,244.20, 184,865.70 and 48,311.40 is: 72,466.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,244.20 : 184,865.70 = 48,311.40 : x
  2. Step 2: Convert to fraction form
    123,244.20/184,865.70 = 48,311.40/x
  3. Step 3: Cross multiply
    123,244.20x = 184,865.70 × 48,311.40
  4. Step 4: Simplify right side
    123,244.20x = 8,931,120,778.98
  5. Step 5: Solve for x
    x = 8,931,120,778.98/123,244.20
  6. Step 6: Final answer
    x = 72,466.86

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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.