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Finding the Fourth Proportional to 73,828, 110,740.96 and 34,363.04

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Solution

The fourth proportional to 73,828, 110,740.96 and 34,363.04 is: 51,544.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,828 : 110,740.96 = 34,363.04 : x
  2. Step 2: Convert to fraction form
    73,828/110,740.96 = 34,363.04/x
  3. Step 3: Cross multiply
    73,828x = 110,740.96 × 34,363.04
  4. Step 4: Simplify right side
    73,828x = 3,805,396,038.12
  5. Step 5: Solve for x
    x = 3,805,396,038.12/73,828
  6. Step 6: Final answer
    x = 51,544.08

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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.