Home / 49,671.75-74,507.81-47,180.19

Finding the Fourth Proportional to 49,671.75, 74,507.81 and 47,180.19

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Solution

The fourth proportional to 49,671.75, 74,507.81 and 47,180.19 is: 70,770.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,671.75 : 74,507.81 = 47,180.19 : x
  2. Step 2: Convert to fraction form
    49,671.75/74,507.81 = 47,180.19/x
  3. Step 3: Cross multiply
    49,671.75x = 74,507.81 × 47,180.19
  4. Step 4: Simplify right side
    49,671.75x = 3,515,292,396.38
  5. Step 5: Solve for x
    x = 3,515,292,396.38/49,671.75
  6. Step 6: Final answer
    x = 70,770.46

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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.