Home / 64,811.07-89,439.27-35,003.07

Finding the Fourth Proportional to 64,811.07, 89,439.27 and 35,003.07

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Solution

The fourth proportional to 64,811.07, 89,439.27 and 35,003.07 is: 48,304.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,811.07 : 89,439.27 = 35,003.07 : x
  2. Step 2: Convert to fraction form
    64,811.07/89,439.27 = 35,003.07/x
  3. Step 3: Cross multiply
    64,811.07x = 89,439.27 × 35,003.07
  4. Step 4: Simplify right side
    64,811.07x = 3,130,649,028.56
  5. Step 5: Solve for x
    x = 3,130,649,028.56/64,811.07
  6. Step 6: Final answer
    x = 48,304.23

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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.