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Finding the Fourth Proportional to 73,366.85, 110,008.93 and 23,435.21

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Solution

The fourth proportional to 73,366.85, 110,008.93 and 23,435.21 is: 35,139.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,366.85 : 110,008.93 = 23,435.21 : x
  2. Step 2: Convert to fraction form
    73,366.85/110,008.93 = 23,435.21/x
  3. Step 3: Cross multiply
    73,366.85x = 110,008.93 × 23,435.21
  4. Step 4: Simplify right side
    73,366.85x = 2,578,082,376.43
  5. Step 5: Solve for x
    x = 2,578,082,376.43/73,366.85
  6. Step 6: Final answer
    x = 35,139.61

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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.