Home / 48,143.03-72,183.75-23,133.30

Finding the Fourth Proportional to 48,143.03, 72,183.75 and 23,133.30

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Solution

The fourth proportional to 48,143.03, 72,183.75 and 23,133.30 is: 34,685.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,143.03 : 72,183.75 = 23,133.30 : x
  2. Step 2: Convert to fraction form
    48,143.03/72,183.75 = 23,133.30/x
  3. Step 3: Cross multiply
    48,143.03x = 72,183.75 × 23,133.30
  4. Step 4: Simplify right side
    48,143.03x = 1,669,848,343.88
  5. Step 5: Solve for x
    x = 1,669,848,343.88/48,143.03
  6. Step 6: Final answer
    x = 34,685.16

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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.