Home / 263,484.82-363,609.27-142,625.74

Finding the Fourth Proportional to 263,484.82, 363,609.27 and 142,625.74

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Solution

The fourth proportional to 263,484.82, 363,609.27 and 142,625.74 is: 196,823.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,484.82 : 363,609.27 = 142,625.74 : x
  2. Step 2: Convert to fraction form
    263,484.82/363,609.27 = 142,625.74/x
  3. Step 3: Cross multiply
    263,484.82x = 363,609.27 × 142,625.74
  4. Step 4: Simplify right side
    263,484.82x = 51,860,039,386.56
  5. Step 5: Solve for x
    x = 51,860,039,386.56/263,484.82
  6. Step 6: Final answer
    x = 196,823.63

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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.