Home / 162,225.36-222,245.03-156,160.68

Finding the Fourth Proportional to 162,225.36, 222,245.03 and 156,160.68

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Solution

The fourth proportional to 162,225.36, 222,245.03 and 156,160.68 is: 213,936.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,225.36 : 222,245.03 = 156,160.68 : x
  2. Step 2: Convert to fraction form
    162,225.36/222,245.03 = 156,160.68/x
  3. Step 3: Cross multiply
    162,225.36x = 222,245.03 × 156,160.68
  4. Step 4: Simplify right side
    162,225.36x = 34,705,934,230.62
  5. Step 5: Solve for x
    x = 34,705,934,230.62/162,225.36
  6. Step 6: Final answer
    x = 213,936.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.