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Finding the Fourth Proportional to 122,234.75, 183,378.11 and 37,992.89

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Solution

The fourth proportional to 122,234.75, 183,378.11 and 37,992.89 is: 56,997.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,234.75 : 183,378.11 = 37,992.89 : x
  2. Step 2: Convert to fraction form
    122,234.75/183,378.11 = 37,992.89/x
  3. Step 3: Cross multiply
    122,234.75x = 183,378.11 × 37,992.89
  4. Step 4: Simplify right side
    122,234.75x = 6,967,063,254.78
  5. Step 5: Solve for x
    x = 6,967,063,254.78/122,234.75
  6. Step 6: Final answer
    x = 56,997.40

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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.