Home / 215,382.01-323,072.92-57,606.36

Finding the Fourth Proportional to 215,382.01, 323,072.92 and 57,606.36

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Solution

The fourth proportional to 215,382.01, 323,072.92 and 57,606.36 is: 86,409.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,382.01 : 323,072.92 = 57,606.36 : x
  2. Step 2: Convert to fraction form
    215,382.01/323,072.92 = 57,606.36/x
  3. Step 3: Cross multiply
    215,382.01x = 323,072.92 × 57,606.36
  4. Step 4: Simplify right side
    215,382.01x = 18,611,054,935.77
  5. Step 5: Solve for x
    x = 18,611,054,935.77/215,382.01
  6. Step 6: Final answer
    x = 86,409.51

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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.