Home / 53,824.49-80,678.85-51,340.41

Finding the Fourth Proportional to 53,824.49, 80,678.85 and 51,340.41

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Solution

The fourth proportional to 53,824.49, 80,678.85 and 51,340.41 is: 76,955.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,824.49 : 80,678.85 = 51,340.41 : x
  2. Step 2: Convert to fraction form
    53,824.49/80,678.85 = 51,340.41/x
  3. Step 3: Cross multiply
    53,824.49x = 80,678.85 × 51,340.41
  4. Step 4: Simplify right side
    53,824.49x = 4,142,085,237.33
  5. Step 5: Solve for x
    x = 4,142,085,237.33/53,824.49
  6. Step 6: Final answer
    x = 76,955.41

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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.