Home / 73,721.16-110,388.96-40,371.84

Finding the Fourth Proportional to 73,721.16, 110,388.96 and 40,371.84

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Solution

The fourth proportional to 73,721.16, 110,388.96 and 40,371.84 is: 60,452.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,721.16 : 110,388.96 = 40,371.84 : x
  2. Step 2: Convert to fraction form
    73,721.16/110,388.96 = 40,371.84/x
  3. Step 3: Cross multiply
    73,721.16x = 110,388.96 × 40,371.84
  4. Step 4: Simplify right side
    73,721.16x = 4,456,605,430.89
  5. Step 5: Solve for x
    x = 4,456,605,430.89/73,721.16
  6. Step 6: Final answer
    x = 60,452.19

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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.