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Finding the Fourth Proportional to 122,900.58, 184,350.12 and 48,028.20

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Solution

The fourth proportional to 122,900.58, 184,350.12 and 48,028.20 is: 72,042.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,900.58 : 184,350.12 = 48,028.20 : x
  2. Step 2: Convert to fraction form
    122,900.58/184,350.12 = 48,028.20/x
  3. Step 3: Cross multiply
    122,900.58x = 184,350.12 × 48,028.20
  4. Step 4: Simplify right side
    122,900.58x = 8,854,004,433.38
  5. Step 5: Solve for x
    x = 8,854,004,433.38/122,900.58
  6. Step 6: Final answer
    x = 72,042.01

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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.