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Finding the Fourth Proportional to 113,289.99, 169,923.99 and 34,404.90

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Solution

The fourth proportional to 113,289.99, 169,923.99 and 34,404.90 is: 51,604.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,289.99 : 169,923.99 = 34,404.90 : x
  2. Step 2: Convert to fraction form
    113,289.99/169,923.99 = 34,404.90/x
  3. Step 3: Cross multiply
    113,289.99x = 169,923.99 × 34,404.90
  4. Step 4: Simplify right side
    113,289.99x = 5,846,217,883.55
  5. Step 5: Solve for x
    x = 5,846,217,883.55/113,289.99
  6. Step 6: Final answer
    x = 51,604.01

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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.