Home / 183,735.38-275,344.14-146,128.70

Finding the Fourth Proportional to 183,735.38, 275,344.14 and 146,128.70

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Solution

The fourth proportional to 183,735.38, 275,344.14 and 146,128.70 is: 218,987.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,735.38 : 275,344.14 = 146,128.70 : x
  2. Step 2: Convert to fraction form
    183,735.38/275,344.14 = 146,128.70/x
  3. Step 3: Cross multiply
    183,735.38x = 275,344.14 × 146,128.70
  4. Step 4: Simplify right side
    183,735.38x = 40,235,681,230.82
  5. Step 5: Solve for x
    x = 40,235,681,230.82/183,735.38
  6. Step 6: Final answer
    x = 218,987.12

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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.