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Finding the Fourth Proportional to 82,682.82, 114,118.13 and 46,872.97

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Solution

The fourth proportional to 82,682.82, 114,118.13 and 46,872.97 is: 64,693.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,682.82 : 114,118.13 = 46,872.97 : x
  2. Step 2: Convert to fraction form
    82,682.82/114,118.13 = 46,872.97/x
  3. Step 3: Cross multiply
    82,682.82x = 114,118.13 × 46,872.97
  4. Step 4: Simplify right side
    82,682.82x = 5,349,055,113.36
  5. Step 5: Solve for x
    x = 5,349,055,113.36/82,682.82
  6. Step 6: Final answer
    x = 64,693.67

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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.