Home / 49,992.10-68,990.18-29,845.21

Finding the Fourth Proportional to 49,992.10, 68,990.18 and 29,845.21

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Solution

The fourth proportional to 49,992.10, 68,990.18 and 29,845.21 is: 41,187.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,992.10 : 68,990.18 = 29,845.21 : x
  2. Step 2: Convert to fraction form
    49,992.10/68,990.18 = 29,845.21/x
  3. Step 3: Cross multiply
    49,992.10x = 68,990.18 × 29,845.21
  4. Step 4: Simplify right side
    49,992.10x = 2,059,026,260.81
  5. Step 5: Solve for x
    x = 2,059,026,260.81/49,992.10
  6. Step 6: Final answer
    x = 41,187.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.