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Finding the Fourth Proportional to 162,820.60, 244,115.70 and 62,942.20

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Solution

The fourth proportional to 162,820.60, 244,115.70 and 62,942.20 is: 94,368.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,820.60 : 244,115.70 = 62,942.20 : x
  2. Step 2: Convert to fraction form
    162,820.60/244,115.70 = 62,942.20/x
  3. Step 3: Cross multiply
    162,820.60x = 244,115.70 × 62,942.20
  4. Step 4: Simplify right side
    162,820.60x = 15,365,179,212.54
  5. Step 5: Solve for x
    x = 15,365,179,212.54/162,820.60
  6. Step 6: Final answer
    x = 94,368.77

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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.