Home / 140,754.69-194,244.62-80,324.13

Finding the Fourth Proportional to 140,754.69, 194,244.62 and 80,324.13

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Solution

The fourth proportional to 140,754.69, 194,244.62 and 80,324.13 is: 110,849.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,754.69 : 194,244.62 = 80,324.13 : x
  2. Step 2: Convert to fraction form
    140,754.69/194,244.62 = 80,324.13/x
  3. Step 3: Cross multiply
    140,754.69x = 194,244.62 × 80,324.13
  4. Step 4: Simplify right side
    140,754.69x = 15,602,529,707.06
  5. Step 5: Solve for x
    x = 15,602,529,707.06/140,754.69
  6. Step 6: Final answer
    x = 110,849.09

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1.5x scale

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.