Home / 76,729.97-105,892.68-46,516.57

Finding the Fourth Proportional to 76,729.97, 105,892.68 and 46,516.57

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Solution

The fourth proportional to 76,729.97, 105,892.68 and 46,516.57 is: 64,196.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,729.97 : 105,892.68 = 46,516.57 : x
  2. Step 2: Convert to fraction form
    76,729.97/105,892.68 = 46,516.57/x
  3. Step 3: Cross multiply
    76,729.97x = 105,892.68 × 46,516.57
  4. Step 4: Simplify right side
    76,729.97x = 4,925,764,261.71
  5. Step 5: Solve for x
    x = 4,925,764,261.71/76,729.97
  6. Step 6: Final answer
    x = 64,196.09

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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.