Home / 140,362.38-193,707.99-130,914.54

Finding the Fourth Proportional to 140,362.38, 193,707.99 and 130,914.54

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Solution

The fourth proportional to 140,362.38, 193,707.99 and 130,914.54 is: 180,669.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,362.38 : 193,707.99 = 130,914.54 : x
  2. Step 2: Convert to fraction form
    140,362.38/193,707.99 = 130,914.54/x
  3. Step 3: Cross multiply
    140,362.38x = 193,707.99 × 130,914.54
  4. Step 4: Simplify right side
    140,362.38x = 25,359,192,405.17
  5. Step 5: Solve for x
    x = 25,359,192,405.17/140,362.38
  6. Step 6: Final answer
    x = 180,669.44

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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.