Home / 63,161.58-94,725.90-18,776.43

Finding the Fourth Proportional to 63,161.58, 94,725.90 and 18,776.43

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Solution

The fourth proportional to 63,161.58, 94,725.90 and 18,776.43 is: 28,159.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,161.58 : 94,725.90 = 18,776.43 : x
  2. Step 2: Convert to fraction form
    63,161.58/94,725.90 = 18,776.43/x
  3. Step 3: Cross multiply
    63,161.58x = 94,725.90 × 18,776.43
  4. Step 4: Simplify right side
    63,161.58x = 1,778,614,230.54
  5. Step 5: Solve for x
    x = 1,778,614,230.54/63,161.58
  6. Step 6: Final answer
    x = 28,159.75

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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.