Home / 53,086.35-73,257.30-29,212.41

Finding the Fourth Proportional to 53,086.35, 73,257.30 and 29,212.41

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Solution

The fourth proportional to 53,086.35, 73,257.30 and 29,212.41 is: 40,312.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,086.35 : 73,257.30 = 29,212.41 : x
  2. Step 2: Convert to fraction form
    53,086.35/73,257.30 = 29,212.41/x
  3. Step 3: Cross multiply
    53,086.35x = 73,257.30 × 29,212.41
  4. Step 4: Simplify right side
    53,086.35x = 2,140,022,283.09
  5. Step 5: Solve for x
    x = 2,140,022,283.09/53,086.35
  6. Step 6: Final answer
    x = 40,312.10

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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.