Home / 183,736.38-275,345.64-146,129.70

Finding the Fourth Proportional to 183,736.38, 275,345.64 and 146,129.70

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Solution

The fourth proportional to 183,736.38, 275,345.64 and 146,129.70 is: 218,988.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,736.38 : 275,345.64 = 146,129.70 : x
  2. Step 2: Convert to fraction form
    183,736.38/275,345.64 = 146,129.70/x
  3. Step 3: Cross multiply
    183,736.38x = 275,345.64 × 146,129.70
  4. Step 4: Simplify right side
    183,736.38x = 40,236,175,769.51
  5. Step 5: Solve for x
    x = 40,236,175,769.51/183,736.38
  6. Step 6: Final answer
    x = 218,988.62

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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.