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Finding the Fourth Proportional to 48,019, 72,054.60 and 23,395

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Solution

The fourth proportional to 48,019, 72,054.60 and 23,395 is: 35,105.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,019 : 72,054.60 = 23,395 : x
  2. Step 2: Convert to fraction form
    48,019/72,054.60 = 23,395/x
  3. Step 3: Cross multiply
    48,019x = 72,054.60 × 23,395
  4. Step 4: Simplify right side
    48,019x = 1,685,717,367.00
  5. Step 5: Solve for x
    x = 1,685,717,367.00/48,019
  6. Step 6: Final answer
    x = 35,105.22

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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.