Home / 52,170.33-71,915.44-31,989.79

Finding the Fourth Proportional to 52,170.33, 71,915.44 and 31,989.79

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Solution

The fourth proportional to 52,170.33, 71,915.44 and 31,989.79 is: 44,097.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,170.33 : 71,915.44 = 31,989.79 : x
  2. Step 2: Convert to fraction form
    52,170.33/71,915.44 = 31,989.79/x
  3. Step 3: Cross multiply
    52,170.33x = 71,915.44 × 31,989.79
  4. Step 4: Simplify right side
    52,170.33x = 2,300,559,823.36
  5. Step 5: Solve for x
    x = 2,300,559,823.36/52,170.33
  6. Step 6: Final answer
    x = 44,097.09

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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.