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Finding the Fourth Proportional to 71,999.99, 108,009.09 and 24,624.17

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Solution

The fourth proportional to 71,999.99, 108,009.09 and 24,624.17 is: 36,939.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,999.99 : 108,009.09 = 24,624.17 : x
  2. Step 2: Convert to fraction form
    71,999.99/108,009.09 = 24,624.17/x
  3. Step 3: Cross multiply
    71,999.99x = 108,009.09 × 24,624.17
  4. Step 4: Simplify right side
    71,999.99x = 2,659,633,653.66
  5. Step 5: Solve for x
    x = 2,659,633,653.66/71,999.99
  6. Step 6: Final answer
    x = 36,939.36

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1.5x scale

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.