Home / 166,499.28-229,767.84-91,048.32

Finding the Fourth Proportional to 166,499.28, 229,767.84 and 91,048.32

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Solution

The fourth proportional to 166,499.28, 229,767.84 and 91,048.32 is: 125,646.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,499.28 : 229,767.84 = 91,048.32 : x
  2. Step 2: Convert to fraction form
    166,499.28/229,767.84 = 91,048.32/x
  3. Step 3: Cross multiply
    166,499.28x = 229,767.84 × 91,048.32
  4. Step 4: Simplify right side
    166,499.28x = 20,919,975,822.03
  5. Step 5: Solve for x
    x = 20,919,975,822.03/166,499.28
  6. Step 6: Final answer
    x = 125,646.04

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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.