Home / 53,102.82-73,281.72-29,229.51

Finding the Fourth Proportional to 53,102.82, 73,281.72 and 29,229.51

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Solution

The fourth proportional to 53,102.82, 73,281.72 and 29,229.51 is: 40,336.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,102.82 : 73,281.72 = 29,229.51 : x
  2. Step 2: Convert to fraction form
    53,102.82/73,281.72 = 29,229.51/x
  3. Step 3: Cross multiply
    53,102.82x = 73,281.72 × 29,229.51
  4. Step 4: Simplify right side
    53,102.82x = 2,141,988,767.56
  5. Step 5: Solve for x
    x = 2,141,988,767.56/53,102.82
  6. Step 6: Final answer
    x = 40,336.63

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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.