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Finding the Fourth Proportional to 162,846.92, 245,379.70 and 133,912.91

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Solution

The fourth proportional to 162,846.92, 245,379.70 and 133,912.91 is: 201,781.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,846.92 : 245,379.70 = 133,912.91 : x
  2. Step 2: Convert to fraction form
    162,846.92/245,379.70 = 133,912.91/x
  3. Step 3: Cross multiply
    162,846.92x = 245,379.70 × 133,912.91
  4. Step 4: Simplify right side
    162,846.92x = 32,859,508,455.03
  5. Step 5: Solve for x
    x = 32,859,508,455.03/162,846.92
  6. Step 6: Final answer
    x = 201,781.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.