Home / 52,766.64-72,811.20-30,104.33

Finding the Fourth Proportional to 52,766.64, 72,811.20 and 30,104.33

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Solution

The fourth proportional to 52,766.64, 72,811.20 and 30,104.33 is: 41,540.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,766.64 : 72,811.20 = 30,104.33 : x
  2. Step 2: Convert to fraction form
    52,766.64/72,811.20 = 30,104.33/x
  3. Step 3: Cross multiply
    52,766.64x = 72,811.20 × 30,104.33
  4. Step 4: Simplify right side
    52,766.64x = 2,191,932,141.33
  5. Step 5: Solve for x
    x = 2,191,932,141.33/52,766.64
  6. Step 6: Final answer
    x = 41,540.11

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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.