Home / 165,986.70-229,061.64-94,366.72

Finding the Fourth Proportional to 165,986.70, 229,061.64 and 94,366.72

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Solution

The fourth proportional to 165,986.70, 229,061.64 and 94,366.72 is: 130,226.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,986.70 : 229,061.64 = 94,366.72 : x
  2. Step 2: Convert to fraction form
    165,986.70/229,061.64 = 94,366.72/x
  3. Step 3: Cross multiply
    165,986.70x = 229,061.64 × 94,366.72
  4. Step 4: Simplify right side
    165,986.70x = 21,615,795,644.62
  5. Step 5: Solve for x
    x = 21,615,795,644.62/165,986.70
  6. Step 6: Final answer
    x = 130,226.07

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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.