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Finding the Fourth Proportional to 173,690.46, 239,692.82 and 94,202.46

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Solution

The fourth proportional to 173,690.46, 239,692.82 and 94,202.46 is: 129,999.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,690.46 : 239,692.82 = 94,202.46 : x
  2. Step 2: Convert to fraction form
    173,690.46/239,692.82 = 94,202.46/x
  3. Step 3: Cross multiply
    173,690.46x = 239,692.82 × 94,202.46
  4. Step 4: Simplify right side
    173,690.46x = 22,579,652,817.32
  5. Step 5: Solve for x
    x = 22,579,652,817.32/173,690.46
  6. Step 6: Final answer
    x = 129,999.38

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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.