Home / 74,302.35-111,453.53-48,933.15

Finding the Fourth Proportional to 74,302.35, 111,453.53 and 48,933.15

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Solution

The fourth proportional to 74,302.35, 111,453.53 and 48,933.15 is: 73,399.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,302.35 : 111,453.53 = 48,933.15 : x
  2. Step 2: Convert to fraction form
    74,302.35/111,453.53 = 48,933.15/x
  3. Step 3: Cross multiply
    74,302.35x = 111,453.53 × 48,933.15
  4. Step 4: Simplify right side
    74,302.35x = 5,453,772,056.85
  5. Step 5: Solve for x
    x = 5,453,772,056.85/74,302.35
  6. Step 6: Final answer
    x = 73,399.73

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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.