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Finding the Fourth Proportional to 57,822.54, 86,496.21 and 46,158.54

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Solution

The fourth proportional to 57,822.54, 86,496.21 and 46,158.54 is: 69,048.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,822.54 : 86,496.21 = 46,158.54 : x
  2. Step 2: Convert to fraction form
    57,822.54/86,496.21 = 46,158.54/x
  3. Step 3: Cross multiply
    57,822.54x = 86,496.21 × 46,158.54
  4. Step 4: Simplify right side
    57,822.54x = 3,992,538,769.13
  5. Step 5: Solve for x
    x = 3,992,538,769.13/57,822.54
  6. Step 6: Final answer
    x = 69,048.14

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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.