Home / 133,849.17-200,792.25-45,128.04

Finding the Fourth Proportional to 133,849.17, 200,792.25 and 45,128.04

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Solution

The fourth proportional to 133,849.17, 200,792.25 and 45,128.04 is: 67,698.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,849.17 : 200,792.25 = 45,128.04 : x
  2. Step 2: Convert to fraction form
    133,849.17/200,792.25 = 45,128.04/x
  3. Step 3: Cross multiply
    133,849.17x = 200,792.25 × 45,128.04
  4. Step 4: Simplify right side
    133,849.17x = 9,061,360,689.69
  5. Step 5: Solve for x
    x = 9,061,360,689.69/133,849.17
  6. Step 6: Final answer
    x = 67,698.30

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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.