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Finding the Fourth Proportional to 49,886.26, 74,829.41 and 33,278.74

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Solution

The fourth proportional to 49,886.26, 74,829.41 and 33,278.74 is: 49,918.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,886.26 : 74,829.41 = 33,278.74 : x
  2. Step 2: Convert to fraction form
    49,886.26/74,829.41 = 33,278.74/x
  3. Step 3: Cross multiply
    49,886.26x = 74,829.41 × 33,278.74
  4. Step 4: Simplify right side
    49,886.26x = 2,490,228,479.74
  5. Step 5: Solve for x
    x = 2,490,228,479.74/49,886.26
  6. Step 6: Final answer
    x = 49,918.12

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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.