Home / 76,160.78-114,306.79-36,751.04

Finding the Fourth Proportional to 76,160.78, 114,306.79 and 36,751.04

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Solution

The fourth proportional to 76,160.78, 114,306.79 and 36,751.04 is: 55,158.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,160.78 : 114,306.79 = 36,751.04 : x
  2. Step 2: Convert to fraction form
    76,160.78/114,306.79 = 36,751.04/x
  3. Step 3: Cross multiply
    76,160.78x = 114,306.79 × 36,751.04
  4. Step 4: Simplify right side
    76,160.78x = 4,200,893,411.56
  5. Step 5: Solve for x
    x = 4,200,893,411.56/76,160.78
  6. Step 6: Final answer
    x = 55,158.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.