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Finding the Fourth Proportional to 60,222.94, 90,235.87 and 36,458.46

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Solution

The fourth proportional to 60,222.94, 90,235.87 and 36,458.46 is: 54,628.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,222.94 : 90,235.87 = 36,458.46 : x
  2. Step 2: Convert to fraction form
    60,222.94/90,235.87 = 36,458.46/x
  3. Step 3: Cross multiply
    60,222.94x = 90,235.87 × 36,458.46
  4. Step 4: Simplify right side
    60,222.94x = 3,289,860,709.42
  5. Step 5: Solve for x
    x = 3,289,860,709.42/60,222.94
  6. Step 6: Final answer
    x = 54,628.03

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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.