Home / 116,648.46-160,974.92-68,259.69

Finding the Fourth Proportional to 116,648.46, 160,974.92 and 68,259.69

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Solution

The fourth proportional to 116,648.46, 160,974.92 and 68,259.69 is: 94,198.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,648.46 : 160,974.92 = 68,259.69 : x
  2. Step 2: Convert to fraction form
    116,648.46/160,974.92 = 68,259.69/x
  3. Step 3: Cross multiply
    116,648.46x = 160,974.92 × 68,259.69
  4. Step 4: Simplify right side
    116,648.46x = 10,988,097,795.68
  5. Step 5: Solve for x
    x = 10,988,097,795.68/116,648.46
  6. Step 6: Final answer
    x = 94,198.40

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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.