Home / 75,828.64-113,756.33-25,897.03

Finding the Fourth Proportional to 75,828.64, 113,756.33 and 25,897.03

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Solution

The fourth proportional to 75,828.64, 113,756.33 and 25,897.03 is: 38,850.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,828.64 : 113,756.33 = 25,897.03 : x
  2. Step 2: Convert to fraction form
    75,828.64/113,756.33 = 25,897.03/x
  3. Step 3: Cross multiply
    75,828.64x = 113,756.33 × 25,897.03
  4. Step 4: Simplify right side
    75,828.64x = 2,945,951,510.93
  5. Step 5: Solve for x
    x = 2,945,951,510.93/75,828.64
  6. Step 6: Final answer
    x = 38,850.12

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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.