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Finding the Fourth Proportional to 49,291.29, 73,941.03 and 19,692.99

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Solution

The fourth proportional to 49,291.29, 73,941.03 and 19,692.99 is: 29,541.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,291.29 : 73,941.03 = 19,692.99 : x
  2. Step 2: Convert to fraction form
    49,291.29/73,941.03 = 19,692.99/x
  3. Step 3: Cross multiply
    49,291.29x = 73,941.03 × 19,692.99
  4. Step 4: Simplify right side
    49,291.29x = 1,456,119,964.38
  5. Step 5: Solve for x
    x = 1,456,119,964.38/49,291.29
  6. Step 6: Final answer
    x = 29,541.12

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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.