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Finding the Fourth Proportional to 73,603.22, 110,404.56 and 18,199.22

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Solution

The fourth proportional to 73,603.22, 110,404.56 and 18,199.22 is: 27,298.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,603.22 : 110,404.56 = 18,199.22 : x
  2. Step 2: Convert to fraction form
    73,603.22/110,404.56 = 18,199.22/x
  3. Step 3: Cross multiply
    73,603.22x = 110,404.56 × 18,199.22
  4. Step 4: Simplify right side
    73,603.22x = 2,009,276,876.44
  5. Step 5: Solve for x
    x = 2,009,276,876.44/73,603.22
  6. Step 6: Final answer
    x = 27,298.76

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1.5x scale

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.