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Finding the Fourth Proportional to 112,095.63, 168,201.90 and 45,584.91

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Solution

The fourth proportional to 112,095.63, 168,201.90 and 45,584.91 is: 68,401.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,095.63 : 168,201.90 = 45,584.91 : x
  2. Step 2: Convert to fraction form
    112,095.63/168,201.90 = 45,584.91/x
  3. Step 3: Cross multiply
    112,095.63x = 168,201.90 × 45,584.91
  4. Step 4: Simplify right side
    112,095.63x = 7,667,468,473.33
  5. Step 5: Solve for x
    x = 7,667,468,473.33/112,095.63
  6. Step 6: Final answer
    x = 68,401.14

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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.