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Finding the Fourth Proportional to 162,922.30, 244,383.45 and 57,751.90

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Solution

The fourth proportional to 162,922.30, 244,383.45 and 57,751.90 is: 86,627.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,922.30 : 244,383.45 = 57,751.90 : x
  2. Step 2: Convert to fraction form
    162,922.30/244,383.45 = 57,751.90/x
  3. Step 3: Cross multiply
    162,922.30x = 244,383.45 × 57,751.90
  4. Step 4: Simplify right side
    162,922.30x = 14,113,608,566.06
  5. Step 5: Solve for x
    x = 14,113,608,566.06/162,922.30
  6. Step 6: Final answer
    x = 86,627.85

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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.