Home / 53,170.16-73,371.82-29,299.28

Finding the Fourth Proportional to 53,170.16, 73,371.82 and 29,299.28

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Solution

The fourth proportional to 53,170.16, 73,371.82 and 29,299.28 is: 40,431.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,170.16 : 73,371.82 = 29,299.28 : x
  2. Step 2: Convert to fraction form
    53,170.16/73,371.82 = 29,299.28/x
  3. Step 3: Cross multiply
    53,170.16x = 73,371.82 × 29,299.28
  4. Step 4: Simplify right side
    53,170.16x = 2,149,741,498.29
  5. Step 5: Solve for x
    x = 2,149,741,498.29/53,170.16
  6. Step 6: Final answer
    x = 40,431.35

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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.