Home / 60,845.92-91,270.32-19,293.28

Finding the Fourth Proportional to 60,845.92, 91,270.32 and 19,293.28

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Solution

The fourth proportional to 60,845.92, 91,270.32 and 19,293.28 is: 28,940.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,845.92 : 91,270.32 = 19,293.28 : x
  2. Step 2: Convert to fraction form
    60,845.92/91,270.32 = 19,293.28/x
  3. Step 3: Cross multiply
    60,845.92x = 91,270.32 × 19,293.28
  4. Step 4: Simplify right side
    60,845.92x = 1,760,903,839.45
  5. Step 5: Solve for x
    x = 1,760,903,839.45/60,845.92
  6. Step 6: Final answer
    x = 28,940.38

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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.