Home / 48,286.62-72,351-46,441.35

Finding the Fourth Proportional to 48,286.62, 72,351 and 46,441.35

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Solution

The fourth proportional to 48,286.62, 72,351 and 46,441.35 is: 69,586.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,286.62 : 72,351 = 46,441.35 : x
  2. Step 2: Convert to fraction form
    48,286.62/72,351 = 46,441.35/x
  3. Step 3: Cross multiply
    48,286.62x = 72,351 × 46,441.35
  4. Step 4: Simplify right side
    48,286.62x = 3,360,078,113.85
  5. Step 5: Solve for x
    x = 3,360,078,113.85/48,286.62
  6. Step 6: Final answer
    x = 69,586.11

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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.