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Finding the Fourth Proportional to 269,368.98, 371,773.05 and 162,047.49

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Solution

The fourth proportional to 269,368.98, 371,773.05 and 162,047.49 is: 223,651.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,368.98 : 371,773.05 = 162,047.49 : x
  2. Step 2: Convert to fraction form
    269,368.98/371,773.05 = 162,047.49/x
  3. Step 3: Cross multiply
    269,368.98x = 371,773.05 × 162,047.49
  4. Step 4: Simplify right side
    269,368.98x = 60,244,889,602.14
  5. Step 5: Solve for x
    x = 60,244,889,602.14/269,368.98
  6. Step 6: Final answer
    x = 223,651.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.