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Finding the Fourth Proportional to 64,460.19, 88,936.81 and 41,800.11

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Solution

The fourth proportional to 64,460.19, 88,936.81 and 41,800.11 is: 57,672.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,460.19 : 88,936.81 = 41,800.11 : x
  2. Step 2: Convert to fraction form
    64,460.19/88,936.81 = 41,800.11/x
  3. Step 3: Cross multiply
    64,460.19x = 88,936.81 × 41,800.11
  4. Step 4: Simplify right side
    64,460.19x = 3,717,568,441.05
  5. Step 5: Solve for x
    x = 3,717,568,441.05/64,460.19
  6. Step 6: Final answer
    x = 57,672.32

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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.