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Finding the Fourth Proportional to 73,063, 109,594.50 and 23,815

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Solution

The fourth proportional to 73,063, 109,594.50 and 23,815 is: 35,722.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,063 : 109,594.50 = 23,815 : x
  2. Step 2: Convert to fraction form
    73,063/109,594.50 = 23,815/x
  3. Step 3: Cross multiply
    73,063x = 109,594.50 × 23,815
  4. Step 4: Simplify right side
    73,063x = 2,609,993,017.50
  5. Step 5: Solve for x
    x = 2,609,993,017.50/73,063
  6. Step 6: Final answer
    x = 35,722.50

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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.