Home / 54,222.71-74,827.31-30,349.37

Finding the Fourth Proportional to 54,222.71, 74,827.31 and 30,349.37

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Solution

The fourth proportional to 54,222.71, 74,827.31 and 30,349.37 is: 41,882.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,222.71 : 74,827.31 = 30,349.37 : x
  2. Step 2: Convert to fraction form
    54,222.71/74,827.31 = 30,349.37/x
  3. Step 3: Cross multiply
    54,222.71x = 74,827.31 × 30,349.37
  4. Step 4: Simplify right side
    54,222.71x = 2,270,961,980.24
  5. Step 5: Solve for x
    x = 2,270,961,980.24/54,222.71
  6. Step 6: Final answer
    x = 41,882.12

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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.