Home / 63,157.62-94,765.59-28,120.26

Finding the Fourth Proportional to 63,157.62, 94,765.59 and 28,120.26

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Solution

The fourth proportional to 63,157.62, 94,765.59 and 28,120.26 is: 42,193.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,157.62 : 94,765.59 = 28,120.26 : x
  2. Step 2: Convert to fraction form
    63,157.62/94,765.59 = 28,120.26/x
  3. Step 3: Cross multiply
    63,157.62x = 94,765.59 × 28,120.26
  4. Step 4: Simplify right side
    63,157.62x = 2,664,833,029.85
  5. Step 5: Solve for x
    x = 2,664,833,029.85/63,157.62
  6. Step 6: Final answer
    x = 42,193.37

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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.