Home / 69,964.35-104,908.05-47,802.75

Finding the Fourth Proportional to 69,964.35, 104,908.05 and 47,802.75

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Solution

The fourth proportional to 69,964.35, 104,908.05 and 47,802.75 is: 71,677.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,964.35 : 104,908.05 = 47,802.75 : x
  2. Step 2: Convert to fraction form
    69,964.35/104,908.05 = 47,802.75/x
  3. Step 3: Cross multiply
    69,964.35x = 104,908.05 × 47,802.75
  4. Step 4: Simplify right side
    69,964.35x = 5,014,893,287.14
  5. Step 5: Solve for x
    x = 5,014,893,287.14/69,964.35
  6. Step 6: Final answer
    x = 71,677.84

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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.