Home / 263,774.18-364,007.86-142,918.73

Finding the Fourth Proportional to 263,774.18, 364,007.86 and 142,918.73

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Solution

The fourth proportional to 263,774.18, 364,007.86 and 142,918.73 is: 197,227.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,774.18 : 364,007.86 = 142,918.73 : x
  2. Step 2: Convert to fraction form
    263,774.18/364,007.86 = 142,918.73/x
  3. Step 3: Cross multiply
    263,774.18x = 364,007.86 × 142,918.73
  4. Step 4: Simplify right side
    263,774.18x = 52,023,543,100.37
  5. Step 5: Solve for x
    x = 52,023,543,100.37/263,774.18
  6. Step 6: Final answer
    x = 197,227.58

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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.