Home / 75,892.65-113,835.58-25,977.21

Finding the Fourth Proportional to 75,892.65, 113,835.58 and 25,977.21

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Solution

The fourth proportional to 75,892.65, 113,835.58 and 25,977.21 is: 38,964.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,892.65 : 113,835.58 = 25,977.21 : x
  2. Step 2: Convert to fraction form
    75,892.65/113,835.58 = 25,977.21/x
  3. Step 3: Cross multiply
    75,892.65x = 113,835.58 × 25,977.21
  4. Step 4: Simplify right side
    75,892.65x = 2,957,130,767.13
  5. Step 5: Solve for x
    x = 2,957,130,767.13/75,892.65
  6. Step 6: Final answer
    x = 38,964.65

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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.