Home / 54,946.80-82,222.92-47,576.40

Finding the Fourth Proportional to 54,946.80, 82,222.92 and 47,576.40

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Solution

The fourth proportional to 54,946.80, 82,222.92 and 47,576.40 is: 71,193.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,946.80 : 82,222.92 = 47,576.40 : x
  2. Step 2: Convert to fraction form
    54,946.80/82,222.92 = 47,576.40/x
  3. Step 3: Cross multiply
    54,946.80x = 82,222.92 × 47,576.40
  4. Step 4: Simplify right side
    54,946.80x = 3,911,870,531.09
  5. Step 5: Solve for x
    x = 3,911,870,531.09/54,946.80
  6. Step 6: Final answer
    x = 71,193.78

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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.