Home / 96,744.17-145,172.32-40,579.28

Finding the Fourth Proportional to 96,744.17, 145,172.32 and 40,579.28

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Solution

The fourth proportional to 96,744.17, 145,172.32 and 40,579.28 is: 60,892.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,744.17 : 145,172.32 = 40,579.28 : x
  2. Step 2: Convert to fraction form
    96,744.17/145,172.32 = 40,579.28/x
  3. Step 3: Cross multiply
    96,744.17x = 145,172.32 × 40,579.28
  4. Step 4: Simplify right side
    96,744.17x = 5,890,987,938.62
  5. Step 5: Solve for x
    x = 5,890,987,938.62/96,744.17
  6. Step 6: Final answer
    x = 60,892.43

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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.