Home / 163,205.82-244,578.96-129,777.39

Finding the Fourth Proportional to 163,205.82, 244,578.96 and 129,777.39

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Solution

The fourth proportional to 163,205.82, 244,578.96 and 129,777.39 is: 194,483.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,205.82 : 244,578.96 = 129,777.39 : x
  2. Step 2: Convert to fraction form
    163,205.82/244,578.96 = 129,777.39/x
  3. Step 3: Cross multiply
    163,205.82x = 244,578.96 × 129,777.39
  4. Step 4: Simplify right side
    163,205.82x = 31,740,819,077.71
  5. Step 5: Solve for x
    x = 31,740,819,077.71/163,205.82
  6. Step 6: Final answer
    x = 194,483.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.