Home / 48,756.09-73,148.06-28,783.80

Finding the Fourth Proportional to 48,756.09, 73,148.06 and 28,783.80

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Solution

The fourth proportional to 48,756.09, 73,148.06 and 28,783.80 is: 43,183.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,756.09 : 73,148.06 = 28,783.80 : x
  2. Step 2: Convert to fraction form
    48,756.09/73,148.06 = 28,783.80/x
  3. Step 3: Cross multiply
    48,756.09x = 73,148.06 × 28,783.80
  4. Step 4: Simplify right side
    48,756.09x = 2,105,479,129.43
  5. Step 5: Solve for x
    x = 2,105,479,129.43/48,756.09
  6. Step 6: Final answer
    x = 43,183.92

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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.