Home / 51,363.30-77,043.33-30,446.67

Finding the Fourth Proportional to 51,363.30, 77,043.33 and 30,446.67

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Solution

The fourth proportional to 51,363.30, 77,043.33 and 30,446.67 is: 45,669.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,363.30 : 77,043.33 = 30,446.67 : x
  2. Step 2: Convert to fraction form
    51,363.30/77,043.33 = 30,446.67/x
  3. Step 3: Cross multiply
    51,363.30x = 77,043.33 × 30,446.67
  4. Step 4: Simplify right side
    51,363.30x = 2,345,712,844.21
  5. Step 5: Solve for x
    x = 2,345,712,844.21/51,363.30
  6. Step 6: Final answer
    x = 45,669.04

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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.