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Finding the Fourth Proportional to 201,282.68, 301,923.81 and 51,522.72

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Solution

The fourth proportional to 201,282.68, 301,923.81 and 51,522.72 is: 77,284.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,282.68 : 301,923.81 = 51,522.72 : x
  2. Step 2: Convert to fraction form
    201,282.68/301,923.81 = 51,522.72/x
  3. Step 3: Cross multiply
    201,282.68x = 301,923.81 × 51,522.72
  4. Step 4: Simplify right side
    201,282.68x = 15,555,935,923.96
  5. Step 5: Solve for x
    x = 15,555,935,923.96/201,282.68
  6. Step 6: Final answer
    x = 77,284.03

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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.