Home / 75,573.27-113,257.78-28,800.63

Finding the Fourth Proportional to 75,573.27, 113,257.78 and 28,800.63

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Solution

The fourth proportional to 75,573.27, 113,257.78 and 28,800.63 is: 43,162.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,573.27 : 113,257.78 = 28,800.63 : x
  2. Step 2: Convert to fraction form
    75,573.27/113,257.78 = 28,800.63/x
  3. Step 3: Cross multiply
    75,573.27x = 113,257.78 × 28,800.63
  4. Step 4: Simplify right side
    75,573.27x = 3,261,895,344.40
  5. Step 5: Solve for x
    x = 3,261,895,344.40/75,573.27
  6. Step 6: Final answer
    x = 43,162.02

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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.