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Finding the Fourth Proportional to 73,598.10, 110,397.15 and 18,194.10

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Solution

The fourth proportional to 73,598.10, 110,397.15 and 18,194.10 is: 27,291.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,598.10 : 110,397.15 = 18,194.10 : x
  2. Step 2: Convert to fraction form
    73,598.10/110,397.15 = 18,194.10/x
  3. Step 3: Cross multiply
    73,598.10x = 110,397.15 × 18,194.10
  4. Step 4: Simplify right side
    73,598.10x = 2,008,576,786.82
  5. Step 5: Solve for x
    x = 2,008,576,786.82/73,598.10
  6. Step 6: Final answer
    x = 27,291.15

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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.