Home / 73,148.33-100,943.36-40,883.54

Finding the Fourth Proportional to 73,148.33, 100,943.36 and 40,883.54

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Solution

The fourth proportional to 73,148.33, 100,943.36 and 40,883.54 is: 56,418.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,148.33 : 100,943.36 = 40,883.54 : x
  2. Step 2: Convert to fraction form
    73,148.33/100,943.36 = 40,883.54/x
  3. Step 3: Cross multiply
    73,148.33x = 100,943.36 × 40,883.54
  4. Step 4: Simplify right side
    73,148.33x = 4,126,921,944.24
  5. Step 5: Solve for x
    x = 4,126,921,944.24/73,148.33
  6. Step 6: Final answer
    x = 56,418.54

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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.