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Finding the Fourth Proportional to 73,645.68, 110,486.16 and 23,730.48

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Solution

The fourth proportional to 73,645.68, 110,486.16 and 23,730.48 is: 35,601.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,645.68 : 110,486.16 = 23,730.48 : x
  2. Step 2: Convert to fraction form
    73,645.68/110,486.16 = 23,730.48/x
  3. Step 3: Cross multiply
    73,645.68x = 110,486.16 × 23,730.48
  4. Step 4: Simplify right side
    73,645.68x = 2,621,889,610.16
  5. Step 5: Solve for x
    x = 2,621,889,610.16/73,645.68
  6. Step 6: Final answer
    x = 35,601.40

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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.