Home / 82,514.70-113,706.99-58,574.34

Finding the Fourth Proportional to 82,514.70, 113,706.99 and 58,574.34

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Solution

The fourth proportional to 82,514.70, 113,706.99 and 58,574.34 is: 80,716.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,514.70 : 113,706.99 = 58,574.34 : x
  2. Step 2: Convert to fraction form
    82,514.70/113,706.99 = 58,574.34/x
  3. Step 3: Cross multiply
    82,514.70x = 113,706.99 × 58,574.34
  4. Step 4: Simplify right side
    82,514.70x = 6,660,311,892.64
  5. Step 5: Solve for x
    x = 6,660,311,892.64/82,514.70
  6. Step 6: Final answer
    x = 80,716.67

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1.5x scale

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.