Home / 53,936.78-74,433.10-30,064.96

Finding the Fourth Proportional to 53,936.78, 74,433.10 and 30,064.96

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Solution

The fourth proportional to 53,936.78, 74,433.10 and 30,064.96 is: 41,489.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,936.78 : 74,433.10 = 30,064.96 : x
  2. Step 2: Convert to fraction form
    53,936.78/74,433.10 = 30,064.96/x
  3. Step 3: Cross multiply
    53,936.78x = 74,433.10 × 30,064.96
  4. Step 4: Simplify right side
    53,936.78x = 2,237,828,174.18
  5. Step 5: Solve for x
    x = 2,237,828,174.18/53,936.78
  6. Step 6: Final answer
    x = 41,489.84

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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.