Home / 64,604.40-89,181.36-60,569.04

Finding the Fourth Proportional to 64,604.40, 89,181.36 and 60,569.04

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Solution

The fourth proportional to 64,604.40, 89,181.36 and 60,569.04 is: 83,610.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,604.40 : 89,181.36 = 60,569.04 : x
  2. Step 2: Convert to fraction form
    64,604.40/89,181.36 = 60,569.04/x
  3. Step 3: Cross multiply
    64,604.40x = 89,181.36 × 60,569.04
  4. Step 4: Simplify right side
    64,604.40x = 5,401,629,361.09
  5. Step 5: Solve for x
    x = 5,401,629,361.09/64,604.40
  6. Step 6: Final answer
    x = 83,610.86

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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.