Home / 71,728.77-107,553.65-29,599.27

Finding the Fourth Proportional to 71,728.77, 107,553.65 and 29,599.27

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Solution

The fourth proportional to 71,728.77, 107,553.65 and 29,599.27 is: 44,382.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,728.77 : 107,553.65 = 29,599.27 : x
  2. Step 2: Convert to fraction form
    71,728.77/107,553.65 = 29,599.27/x
  3. Step 3: Cross multiply
    71,728.77x = 107,553.65 × 29,599.27
  4. Step 4: Simplify right side
    71,728.77x = 3,183,509,525.84
  5. Step 5: Solve for x
    x = 3,183,509,525.84/71,728.77
  6. Step 6: Final answer
    x = 44,382.60

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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.