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Finding the Fourth Proportional to 201,074.49, 301,662.48 and 94,438.76

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Solution

The fourth proportional to 201,074.49, 301,662.48 and 94,438.76 is: 141,681.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,074.49 : 301,662.48 = 94,438.76 : x
  2. Step 2: Convert to fraction form
    201,074.49/301,662.48 = 94,438.76/x
  3. Step 3: Cross multiply
    201,074.49x = 301,662.48 × 94,438.76
  4. Step 4: Simplify right side
    201,074.49x = 28,488,630,561.19
  5. Step 5: Solve for x
    x = 28,488,630,561.19/201,074.49
  6. Step 6: Final answer
    x = 141,681.97

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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.