Home / 49,801.06-74,701.32-28,727.46

Finding the Fourth Proportional to 49,801.06, 74,701.32 and 28,727.46

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Solution

The fourth proportional to 49,801.06, 74,701.32 and 28,727.46 is: 43,091.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,801.06 : 74,701.32 = 28,727.46 : x
  2. Step 2: Convert to fraction form
    49,801.06/74,701.32 = 28,727.46/x
  3. Step 3: Cross multiply
    49,801.06x = 74,701.32 × 28,727.46
  4. Step 4: Simplify right side
    49,801.06x = 2,145,979,182.25
  5. Step 5: Solve for x
    x = 2,145,979,182.25/49,801.06
  6. Step 6: Final answer
    x = 43,091.03

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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.