Home / 49,866.57-74,680.92-28,762.46

Finding the Fourth Proportional to 49,866.57, 74,680.92 and 28,762.46

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Solution

The fourth proportional to 49,866.57, 74,680.92 and 28,762.46 is: 43,075.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,866.57 : 74,680.92 = 28,762.46 : x
  2. Step 2: Convert to fraction form
    49,866.57/74,680.92 = 28,762.46/x
  3. Step 3: Cross multiply
    49,866.57x = 74,680.92 × 28,762.46
  4. Step 4: Simplify right side
    49,866.57x = 2,148,006,880.91
  5. Step 5: Solve for x
    x = 2,148,006,880.91/49,866.57
  6. Step 6: Final answer
    x = 43,075.09

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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.