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Finding the Fourth Proportional to 114,469.74, 171,693.68 and 70,073.64

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Solution

The fourth proportional to 114,469.74, 171,693.68 and 70,073.64 is: 105,103.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,469.74 : 171,693.68 = 70,073.64 : x
  2. Step 2: Convert to fraction form
    114,469.74/171,693.68 = 70,073.64/x
  3. Step 3: Cross multiply
    114,469.74x = 171,693.68 × 70,073.64
  4. Step 4: Simplify right side
    114,469.74x = 12,031,200,772.23
  5. Step 5: Solve for x
    x = 12,031,200,772.23/114,469.74
  6. Step 6: Final answer
    x = 105,103.77

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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.