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Finding the Fourth Proportional to 45,933, 63,392.40 and 29,166

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Solution

The fourth proportional to 45,933, 63,392.40 and 29,166 is: 40,252.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,933 : 63,392.40 = 29,166 : x
  2. Step 2: Convert to fraction form
    45,933/63,392.40 = 29,166/x
  3. Step 3: Cross multiply
    45,933x = 63,392.40 × 29,166
  4. Step 4: Simplify right side
    45,933x = 1,848,902,738.40
  5. Step 5: Solve for x
    x = 1,848,902,738.40/45,933
  6. Step 6: Final answer
    x = 40,252.17

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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.