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Finding the Fourth Proportional to 162,361.22, 223,913.39 and 101,937.47

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Solution

The fourth proportional to 162,361.22, 223,913.39 and 101,937.47 is: 140,582.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,361.22 : 223,913.39 = 101,937.47 : x
  2. Step 2: Convert to fraction form
    162,361.22/223,913.39 = 101,937.47/x
  3. Step 3: Cross multiply
    162,361.22x = 223,913.39 × 101,937.47
  4. Step 4: Simplify right side
    162,361.22x = 22,825,162,846.47
  5. Step 5: Solve for x
    x = 22,825,162,846.47/162,361.22
  6. Step 6: Final answer
    x = 140,582.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.