Home / 75,499.25-113,246.29-19,339.85

Finding the Fourth Proportional to 75,499.25, 113,246.29 and 19,339.85

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Solution

The fourth proportional to 75,499.25, 113,246.29 and 19,339.85 is: 29,009.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,499.25 : 113,246.29 = 19,339.85 : x
  2. Step 2: Convert to fraction form
    75,499.25/113,246.29 = 19,339.85/x
  3. Step 3: Cross multiply
    75,499.25x = 113,246.29 × 19,339.85
  4. Step 4: Simplify right side
    75,499.25x = 2,190,166,496.42
  5. Step 5: Solve for x
    x = 2,190,166,496.42/75,499.25
  6. Step 6: Final answer
    x = 29,009.11

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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.