Home / 71,986.16-107,932.98-29,895.27

Finding the Fourth Proportional to 71,986.16, 107,932.98 and 29,895.27

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Solution

The fourth proportional to 71,986.16, 107,932.98 and 29,895.27 is: 44,823.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,986.16 : 107,932.98 = 29,895.27 : x
  2. Step 2: Convert to fraction form
    71,986.16/107,932.98 = 29,895.27/x
  3. Step 3: Cross multiply
    71,986.16x = 107,932.98 × 29,895.27
  4. Step 4: Simplify right side
    71,986.16x = 3,226,685,579.00
  5. Step 5: Solve for x
    x = 3,226,685,579.00/71,986.16
  6. Step 6: Final answer
    x = 44,823.70

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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.