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Finding the Fourth Proportional to 202,367.46, 279,361.59 and 117,468.18

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Solution

The fourth proportional to 202,367.46, 279,361.59 and 117,468.18 is: 162,160.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,367.46 : 279,361.59 = 117,468.18 : x
  2. Step 2: Convert to fraction form
    202,367.46/279,361.59 = 117,468.18/x
  3. Step 3: Cross multiply
    202,367.46x = 279,361.59 × 117,468.18
  4. Step 4: Simplify right side
    202,367.46x = 32,816,097,539.21
  5. Step 5: Solve for x
    x = 32,816,097,539.21/202,367.46
  6. Step 6: Final answer
    x = 162,160.94

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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.