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Finding the Fourth Proportional to 45,881.94, 68,847.99 and 17,803.10

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Solution

The fourth proportional to 45,881.94, 68,847.99 and 17,803.10 is: 26,714.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,881.94 : 68,847.99 = 17,803.10 : x
  2. Step 2: Convert to fraction form
    45,881.94/68,847.99 = 17,803.10/x
  3. Step 3: Cross multiply
    45,881.94x = 68,847.99 × 17,803.10
  4. Step 4: Simplify right side
    45,881.94x = 1,225,707,662.63
  5. Step 5: Solve for x
    x = 1,225,707,662.63/45,881.94
  6. Step 6: Final answer
    x = 26,714.38

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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.