Home / 281,213.37-388,014.44-166,528.04

Finding the Fourth Proportional to 281,213.37, 388,014.44 and 166,528.04

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Solution

The fourth proportional to 281,213.37, 388,014.44 and 166,528.04 is: 229,773.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,213.37 : 388,014.44 = 166,528.04 : x
  2. Step 2: Convert to fraction form
    281,213.37/388,014.44 = 166,528.04/x
  3. Step 3: Cross multiply
    281,213.37x = 388,014.44 × 166,528.04
  4. Step 4: Simplify right side
    281,213.37x = 64,615,281,412.19
  5. Step 5: Solve for x
    x = 64,615,281,412.19/281,213.37
  6. Step 6: Final answer
    x = 229,773.15

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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.