Home / 84,704.46-116,888.85-46,977.90

Finding the Fourth Proportional to 84,704.46, 116,888.85 and 46,977.90

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Solution

The fourth proportional to 84,704.46, 116,888.85 and 46,977.90 is: 64,827.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,704.46 : 116,888.85 = 46,977.90 : x
  2. Step 2: Convert to fraction form
    84,704.46/116,888.85 = 46,977.90/x
  3. Step 3: Cross multiply
    84,704.46x = 116,888.85 × 46,977.90
  4. Step 4: Simplify right side
    84,704.46x = 5,491,192,706.42
  5. Step 5: Solve for x
    x = 5,491,192,706.42/84,704.46
  6. Step 6: Final answer
    x = 64,827.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.