Home / 165,638.93-228,582.81-94,020.14

Finding the Fourth Proportional to 165,638.93, 228,582.81 and 94,020.14

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Solution

The fourth proportional to 165,638.93, 228,582.81 and 94,020.14 is: 129,748.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,638.93 : 228,582.81 = 94,020.14 : x
  2. Step 2: Convert to fraction form
    165,638.93/228,582.81 = 94,020.14/x
  3. Step 3: Cross multiply
    165,638.93x = 228,582.81 × 94,020.14
  4. Step 4: Simplify right side
    165,638.93x = 21,491,388,369.25
  5. Step 5: Solve for x
    x = 21,491,388,369.25/165,638.93
  6. Step 6: Final answer
    x = 129,748.42

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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.