Home / 83,811.92-115,660.45-46,086.17

Finding the Fourth Proportional to 83,811.92, 115,660.45 and 46,086.17

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Solution

The fourth proportional to 83,811.92, 115,660.45 and 46,086.17 is: 63,598.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,811.92 : 115,660.45 = 46,086.17 : x
  2. Step 2: Convert to fraction form
    83,811.92/115,660.45 = 46,086.17/x
  3. Step 3: Cross multiply
    83,811.92x = 115,660.45 × 46,086.17
  4. Step 4: Simplify right side
    83,811.92x = 5,330,346,467.46
  5. Step 5: Solve for x
    x = 5,330,346,467.46/83,811.92
  6. Step 6: Final answer
    x = 63,598.91

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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.