Home / 63,178.85-94,712.42-25,770.21

Finding the Fourth Proportional to 63,178.85, 94,712.42 and 25,770.21

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Solution

The fourth proportional to 63,178.85, 94,712.42 and 25,770.21 is: 38,632.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,178.85 : 94,712.42 = 25,770.21 : x
  2. Step 2: Convert to fraction form
    63,178.85/94,712.42 = 25,770.21/x
  3. Step 3: Cross multiply
    63,178.85x = 94,712.42 × 25,770.21
  4. Step 4: Simplify right side
    63,178.85x = 2,440,759,017.43
  5. Step 5: Solve for x
    x = 2,440,759,017.43/63,178.85
  6. Step 6: Final answer
    x = 38,632.54

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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.