Home / 75,627.96-113,441.94-31,205.94

Finding the Fourth Proportional to 75,627.96, 113,441.94 and 31,205.94

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Solution

The fourth proportional to 75,627.96, 113,441.94 and 31,205.94 is: 46,808.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,627.96 : 113,441.94 = 31,205.94 : x
  2. Step 2: Convert to fraction form
    75,627.96/113,441.94 = 31,205.94/x
  3. Step 3: Cross multiply
    75,627.96x = 113,441.94 × 31,205.94
  4. Step 4: Simplify right side
    75,627.96x = 3,540,062,373.12
  5. Step 5: Solve for x
    x = 3,540,062,373.12/75,627.96
  6. Step 6: Final answer
    x = 46,808.91

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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.