Home / 52,942.89-73,052.58-30,278.25

Finding the Fourth Proportional to 52,942.89, 73,052.58 and 30,278.25

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Solution

The fourth proportional to 52,942.89, 73,052.58 and 30,278.25 is: 41,779.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,942.89 : 73,052.58 = 30,278.25 : x
  2. Step 2: Convert to fraction form
    52,942.89/73,052.58 = 30,278.25/x
  3. Step 3: Cross multiply
    52,942.89x = 73,052.58 × 30,278.25
  4. Step 4: Simplify right side
    52,942.89x = 2,211,904,280.39
  5. Step 5: Solve for x
    x = 2,211,904,280.39/52,942.89
  6. Step 6: Final answer
    x = 41,779.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.