Home / 82,581.57-113,964.68-46,771.05

Finding the Fourth Proportional to 82,581.57, 113,964.68 and 46,771.05

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Solution

The fourth proportional to 82,581.57, 113,964.68 and 46,771.05 is: 64,545.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,581.57 : 113,964.68 = 46,771.05 : x
  2. Step 2: Convert to fraction form
    82,581.57/113,964.68 = 46,771.05/x
  3. Step 3: Cross multiply
    82,581.57x = 113,964.68 × 46,771.05
  4. Step 4: Simplify right side
    82,581.57x = 5,330,247,512.66
  5. Step 5: Solve for x
    x = 5,330,247,512.66/82,581.57
  6. Step 6: Final answer
    x = 64,545.24

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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.