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Finding the Fourth Proportional to 192,446.53, 288,597.99 and 66,050.91

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Solution

The fourth proportional to 192,446.53, 288,597.99 and 66,050.91 is: 99,051.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,446.53 : 288,597.99 = 66,050.91 : x
  2. Step 2: Convert to fraction form
    192,446.53/288,597.99 = 66,050.91/x
  3. Step 3: Cross multiply
    192,446.53x = 288,597.99 × 66,050.91
  4. Step 4: Simplify right side
    192,446.53x = 19,062,159,863.67
  5. Step 5: Solve for x
    x = 19,062,159,863.67/192,446.53
  6. Step 6: Final answer
    x = 99,051.72

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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.