Home / 75,455.91-113,104.85-25,518.87

Finding the Fourth Proportional to 75,455.91, 113,104.85 and 25,518.87

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Solution

The fourth proportional to 75,455.91, 113,104.85 and 25,518.87 is: 38,251.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,455.91 : 113,104.85 = 25,518.87 : x
  2. Step 2: Convert to fraction form
    75,455.91/113,104.85 = 25,518.87/x
  3. Step 3: Cross multiply
    75,455.91x = 113,104.85 × 25,518.87
  4. Step 4: Simplify right side
    75,455.91x = 2,886,307,835.93
  5. Step 5: Solve for x
    x = 2,886,307,835.93/75,455.91
  6. Step 6: Final answer
    x = 38,251.58

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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.