Home / 64,645.14-89,209.71-36,351.03

Finding the Fourth Proportional to 64,645.14, 89,209.71 and 36,351.03

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Solution

The fourth proportional to 64,645.14, 89,209.71 and 36,351.03 is: 50,164.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,645.14 : 89,209.71 = 36,351.03 : x
  2. Step 2: Convert to fraction form
    64,645.14/89,209.71 = 36,351.03/x
  3. Step 3: Cross multiply
    64,645.14x = 89,209.71 × 36,351.03
  4. Step 4: Simplify right side
    64,645.14x = 3,242,864,844.50
  5. Step 5: Solve for x
    x = 3,242,864,844.50/64,645.14
  6. Step 6: Final answer
    x = 50,164.09

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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.