Home / 53,915.10-80,811.30-32,808.59

Finding the Fourth Proportional to 53,915.10, 80,811.30 and 32,808.59

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Solution

The fourth proportional to 53,915.10, 80,811.30 and 32,808.59 is: 49,175.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,915.10 : 80,811.30 = 32,808.59 : x
  2. Step 2: Convert to fraction form
    53,915.10/80,811.30 = 32,808.59/x
  3. Step 3: Cross multiply
    53,915.10x = 80,811.30 × 32,808.59
  4. Step 4: Simplify right side
    53,915.10x = 2,651,304,831.09
  5. Step 5: Solve for x
    x = 2,651,304,831.09/53,915.10
  6. Step 6: Final answer
    x = 49,175.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.