Home / 75,961.47-113,966.82-36,521.67

Finding the Fourth Proportional to 75,961.47, 113,966.82 and 36,521.67

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Solution

The fourth proportional to 75,961.47, 113,966.82 and 36,521.67 is: 54,794.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,961.47 : 113,966.82 = 36,521.67 : x
  2. Step 2: Convert to fraction form
    75,961.47/113,966.82 = 36,521.67/x
  3. Step 3: Cross multiply
    75,961.47x = 113,966.82 × 36,521.67
  4. Step 4: Simplify right side
    75,961.47x = 4,162,258,590.99
  5. Step 5: Solve for x
    x = 4,162,258,590.99/75,961.47
  6. Step 6: Final answer
    x = 54,794.34

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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.