Home / 42,964.20-64,481.04-29,629.08

Finding the Fourth Proportional to 42,964.20, 64,481.04 and 29,629.08

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Solution

The fourth proportional to 42,964.20, 64,481.04 and 29,629.08 is: 44,467.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,964.20 : 64,481.04 = 29,629.08 : x
  2. Step 2: Convert to fraction form
    42,964.20/64,481.04 = 29,629.08/x
  3. Step 3: Cross multiply
    42,964.20x = 64,481.04 × 29,629.08
  4. Step 4: Simplify right side
    42,964.20x = 1,910,513,892.64
  5. Step 5: Solve for x
    x = 1,910,513,892.64/42,964.20
  6. Step 6: Final answer
    x = 44,467.58

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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.