Home / 75,653.90-113,428.28-33,511.02

Finding the Fourth Proportional to 75,653.90, 113,428.28 and 33,511.02

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Solution

The fourth proportional to 75,653.90, 113,428.28 and 33,511.02 is: 50,243.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,653.90 : 113,428.28 = 33,511.02 : x
  2. Step 2: Convert to fraction form
    75,653.90/113,428.28 = 33,511.02/x
  3. Step 3: Cross multiply
    75,653.90x = 113,428.28 × 33,511.02
  4. Step 4: Simplify right side
    75,653.90x = 3,801,097,359.65
  5. Step 5: Solve for x
    x = 3,801,097,359.65/75,653.90
  6. Step 6: Final answer
    x = 50,243.24

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1.5x scale

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.