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Finding the Fourth Proportional to 201,497.55, 302,235.38 and 61,245.24

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Solution

The fourth proportional to 201,497.55, 302,235.38 and 61,245.24 is: 91,864.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,497.55 : 302,235.38 = 61,245.24 : x
  2. Step 2: Convert to fraction form
    201,497.55/302,235.38 = 61,245.24/x
  3. Step 3: Cross multiply
    201,497.55x = 302,235.38 × 61,245.24
  4. Step 4: Simplify right side
    201,497.55x = 18,510,478,078.37
  5. Step 5: Solve for x
    x = 18,510,478,078.37/201,497.55
  6. Step 6: Final answer
    x = 91,864.53

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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.