Home / 75,511.04-113,264.73-31,107.04

Finding the Fourth Proportional to 75,511.04, 113,264.73 and 31,107.04

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Solution

The fourth proportional to 75,511.04, 113,264.73 and 31,107.04 is: 46,659.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,511.04 : 113,264.73 = 31,107.04 : x
  2. Step 2: Convert to fraction form
    75,511.04/113,264.73 = 31,107.04/x
  3. Step 3: Cross multiply
    75,511.04x = 113,264.73 × 31,107.04
  4. Step 4: Simplify right side
    75,511.04x = 3,523,330,203.54
  5. Step 5: Solve for x
    x = 3,523,330,203.54/75,511.04
  6. Step 6: Final answer
    x = 46,659.81

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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.