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Finding the Fourth Proportional to 70,036.99, 105,056.41 and 22,004.03

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Solution

The fourth proportional to 70,036.99, 105,056.41 and 22,004.03 is: 33,006.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,036.99 : 105,056.41 = 22,004.03 : x
  2. Step 2: Convert to fraction form
    70,036.99/105,056.41 = 22,004.03/x
  3. Step 3: Cross multiply
    70,036.99x = 105,056.41 × 22,004.03
  4. Step 4: Simplify right side
    70,036.99x = 2,311,664,397.33
  5. Step 5: Solve for x
    x = 2,311,664,397.33/70,036.99
  6. Step 6: Final answer
    x = 33,006.34

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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.