Home / 57,936.46-86,769.81-56,340.37

Finding the Fourth Proportional to 57,936.46, 86,769.81 and 56,340.37

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Solution

The fourth proportional to 57,936.46, 86,769.81 and 56,340.37 is: 84,379.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,936.46 : 86,769.81 = 56,340.37 : x
  2. Step 2: Convert to fraction form
    57,936.46/86,769.81 = 56,340.37/x
  3. Step 3: Cross multiply
    57,936.46x = 86,769.81 × 56,340.37
  4. Step 4: Simplify right side
    57,936.46x = 4,888,643,200.23
  5. Step 5: Solve for x
    x = 4,888,643,200.23/57,936.46
  6. Step 6: Final answer
    x = 84,379.39

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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.