Home / 53,217.06-73,396.71-31,991.82

Finding the Fourth Proportional to 53,217.06, 73,396.71 and 31,991.82

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Solution

The fourth proportional to 53,217.06, 73,396.71 and 31,991.82 is: 44,122.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,217.06 : 73,396.71 = 31,991.82 : x
  2. Step 2: Convert to fraction form
    53,217.06/73,396.71 = 31,991.82/x
  3. Step 3: Cross multiply
    53,217.06x = 73,396.71 × 31,991.82
  4. Step 4: Simplify right side
    53,217.06x = 2,348,094,334.91
  5. Step 5: Solve for x
    x = 2,348,094,334.91/53,217.06
  6. Step 6: Final answer
    x = 44,122.96

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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.