Home / 162,956.20-244,142.70-139,628.20

Finding the Fourth Proportional to 162,956.20, 244,142.70 and 139,628.20

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Solution

The fourth proportional to 162,956.20, 244,142.70 and 139,628.20 is: 209,192.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,956.20 : 244,142.70 = 139,628.20 : x
  2. Step 2: Convert to fraction form
    162,956.20/244,142.70 = 139,628.20/x
  3. Step 3: Cross multiply
    162,956.20x = 244,142.70 × 139,628.20
  4. Step 4: Simplify right side
    162,956.20x = 34,089,205,744.14
  5. Step 5: Solve for x
    x = 34,089,205,744.14/162,956.20
  6. Step 6: Final answer
    x = 209,192.44

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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.