Home / 166,083.28-229,194.96-94,477.20

Finding the Fourth Proportional to 166,083.28, 229,194.96 and 94,477.20

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Solution

The fourth proportional to 166,083.28, 229,194.96 and 94,477.20 is: 130,378.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,083.28 : 229,194.96 = 94,477.20 : x
  2. Step 2: Convert to fraction form
    166,083.28/229,194.96 = 94,477.20/x
  3. Step 3: Cross multiply
    166,083.28x = 229,194.96 × 94,477.20
  4. Step 4: Simplify right side
    166,083.28x = 21,653,698,074.91
  5. Step 5: Solve for x
    x = 21,653,698,074.91/166,083.28
  6. Step 6: Final answer
    x = 130,378.56

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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.