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Finding the Fourth Proportional to 45,888.92, 68,858.44 and 17,810.08

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Solution

The fourth proportional to 45,888.92, 68,858.44 and 17,810.08 is: 26,724.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,888.92 : 68,858.44 = 17,810.08 : x
  2. Step 2: Convert to fraction form
    45,888.92/68,858.44 = 17,810.08/x
  3. Step 3: Cross multiply
    45,888.92x = 68,858.44 × 17,810.08
  4. Step 4: Simplify right side
    45,888.92x = 1,226,374,325.08
  5. Step 5: Solve for x
    x = 1,226,374,325.08/45,888.92
  6. Step 6: Final answer
    x = 26,724.85

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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.