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Finding the Fourth Proportional to 73,110, 109,665.60 and 17,706

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Solution

The fourth proportional to 73,110, 109,665.60 and 17,706 is: 26,559.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,110 : 109,665.60 = 17,706 : x
  2. Step 2: Convert to fraction form
    73,110/109,665.60 = 17,706/x
  3. Step 3: Cross multiply
    73,110x = 109,665.60 × 17,706
  4. Step 4: Simplify right side
    73,110x = 1,941,739,113.60
  5. Step 5: Solve for x
    x = 1,941,739,113.60/73,110
  6. Step 6: Final answer
    x = 26,559.15

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.