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Finding the Fourth Proportional to 45,898.71, 68,848.07 and 14,755.83

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Solution

The fourth proportional to 45,898.71, 68,848.07 and 14,755.83 is: 22,133.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,898.71 : 68,848.07 = 14,755.83 : x
  2. Step 2: Convert to fraction form
    45,898.71/68,848.07 = 14,755.83/x
  3. Step 3: Cross multiply
    45,898.71x = 68,848.07 × 14,755.83
  4. Step 4: Simplify right side
    45,898.71x = 1,015,910,342.97
  5. Step 5: Solve for x
    x = 1,015,910,342.97/45,898.71
  6. Step 6: Final answer
    x = 22,133.75

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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.