Home / 162,213.93-222,229.37-156,149.28

Finding the Fourth Proportional to 162,213.93, 222,229.37 and 156,149.28

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Solution

The fourth proportional to 162,213.93, 222,229.37 and 156,149.28 is: 213,920.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,213.93 : 222,229.37 = 156,149.28 : x
  2. Step 2: Convert to fraction form
    162,213.93/222,229.37 = 156,149.28/x
  3. Step 3: Cross multiply
    162,213.93x = 222,229.37 × 156,149.28
  4. Step 4: Simplify right side
    162,213.93x = 34,700,956,510.73
  5. Step 5: Solve for x
    x = 34,700,956,510.73/162,213.93
  6. Step 6: Final answer
    x = 213,920.94

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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.