Home / 51,880.07-77,890.07-33,196.58

Finding the Fourth Proportional to 51,880.07, 77,890.07 and 33,196.58

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Solution

The fourth proportional to 51,880.07, 77,890.07 and 33,196.58 is: 49,839.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,880.07 : 77,890.07 = 33,196.58 : x
  2. Step 2: Convert to fraction form
    51,880.07/77,890.07 = 33,196.58/x
  3. Step 3: Cross multiply
    51,880.07x = 77,890.07 × 33,196.58
  4. Step 4: Simplify right side
    51,880.07x = 2,585,683,939.96
  5. Step 5: Solve for x
    x = 2,585,683,939.96/51,880.07
  6. Step 6: Final answer
    x = 49,839.64

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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.