Home / 52,857.96-79,121.70-34,112.94

Finding the Fourth Proportional to 52,857.96, 79,121.70 and 34,112.94

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Solution

The fourth proportional to 52,857.96, 79,121.70 and 34,112.94 is: 51,062.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,857.96 : 79,121.70 = 34,112.94 : x
  2. Step 2: Convert to fraction form
    52,857.96/79,121.70 = 34,112.94/x
  3. Step 3: Cross multiply
    52,857.96x = 79,121.70 × 34,112.94
  4. Step 4: Simplify right side
    52,857.96x = 2,699,073,804.80
  5. Step 5: Solve for x
    x = 2,699,073,804.80/52,857.96
  6. Step 6: Final answer
    x = 51,062.77

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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.