Home / 50,804.62-76,133.12-28,504.36

Finding the Fourth Proportional to 50,804.62, 76,133.12 and 28,504.36

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Solution

The fourth proportional to 50,804.62, 76,133.12 and 28,504.36 is: 42,715.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,804.62 : 76,133.12 = 28,504.36 : x
  2. Step 2: Convert to fraction form
    50,804.62/76,133.12 = 28,504.36/x
  3. Step 3: Cross multiply
    50,804.62x = 76,133.12 × 28,504.36
  4. Step 4: Simplify right side
    50,804.62x = 2,170,125,384.80
  5. Step 5: Solve for x
    x = 2,170,125,384.80/50,804.62
  6. Step 6: Final answer
    x = 42,715.12

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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.