Home / 186,072.38-278,982.25-94,663.12

Finding the Fourth Proportional to 186,072.38, 278,982.25 and 94,663.12

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Solution

The fourth proportional to 186,072.38, 278,982.25 and 94,663.12 is: 141,930.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,072.38 : 278,982.25 = 94,663.12 : x
  2. Step 2: Convert to fraction form
    186,072.38/278,982.25 = 94,663.12/x
  3. Step 3: Cross multiply
    186,072.38x = 278,982.25 × 94,663.12
  4. Step 4: Simplify right side
    186,072.38x = 26,409,331,248.84
  5. Step 5: Solve for x
    x = 26,409,331,248.84/186,072.38
  6. Step 6: Final answer
    x = 141,930.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.