Home / 242,825.58-335,139.66-140,911.38

Finding the Fourth Proportional to 242,825.58, 335,139.66 and 140,911.38

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Solution

The fourth proportional to 242,825.58, 335,139.66 and 140,911.38 is: 194,481.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,825.58 : 335,139.66 = 140,911.38 : x
  2. Step 2: Convert to fraction form
    242,825.58/335,139.66 = 140,911.38/x
  3. Step 3: Cross multiply
    242,825.58x = 335,139.66 × 140,911.38
  4. Step 4: Simplify right side
    242,825.58x = 47,224,991,983.33
  5. Step 5: Solve for x
    x = 47,224,991,983.33/242,825.58
  6. Step 6: Final answer
    x = 194,481.13

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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.