Home / 77,860.17-116,806.68-25,265.57

Finding the Fourth Proportional to 77,860.17, 116,806.68 and 25,265.57

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Solution

The fourth proportional to 77,860.17, 116,806.68 and 25,265.57 is: 37,903.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,860.17 : 116,806.68 = 25,265.57 : x
  2. Step 2: Convert to fraction form
    77,860.17/116,806.68 = 25,265.57/x
  3. Step 3: Cross multiply
    77,860.17x = 116,806.68 × 25,265.57
  4. Step 4: Simplify right side
    77,860.17x = 2,951,186,765.97
  5. Step 5: Solve for x
    x = 2,951,186,765.97/77,860.17
  6. Step 6: Final answer
    x = 37,903.68

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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.