Home / 84,742.92-116,896.62-52,856.46

Finding the Fourth Proportional to 84,742.92, 116,896.62 and 52,856.46

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Solution

The fourth proportional to 84,742.92, 116,896.62 and 52,856.46 is: 72,911.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,742.92 : 116,896.62 = 52,856.46 : x
  2. Step 2: Convert to fraction form
    84,742.92/116,896.62 = 52,856.46/x
  3. Step 3: Cross multiply
    84,742.92x = 116,896.62 × 52,856.46
  4. Step 4: Simplify right side
    84,742.92x = 6,178,741,519.17
  5. Step 5: Solve for x
    x = 6,178,741,519.17/84,742.92
  6. Step 6: Final answer
    x = 72,911.60

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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.