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Finding the Fourth Proportional to 374,833.89, 562,250.15 and 122,114.08

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Solution

The fourth proportional to 374,833.89, 562,250.15 and 122,114.08 is: 183,170.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,833.89 : 562,250.15 = 122,114.08 : x
  2. Step 2: Convert to fraction form
    374,833.89/562,250.15 = 122,114.08/x
  3. Step 3: Cross multiply
    374,833.89x = 562,250.15 × 122,114.08
  4. Step 4: Simplify right side
    374,833.89x = 68,658,659,797.11
  5. Step 5: Solve for x
    x = 68,658,659,797.11/374,833.89
  6. Step 6: Final answer
    x = 183,170.90

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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.