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Finding the Fourth Proportional to 96,704.63, 145,056.27 and 52,611.68

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Solution

The fourth proportional to 96,704.63, 145,056.27 and 52,611.68 is: 78,917.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,704.63 : 145,056.27 = 52,611.68 : x
  2. Step 2: Convert to fraction form
    96,704.63/145,056.27 = 52,611.68/x
  3. Step 3: Cross multiply
    96,704.63x = 145,056.27 × 52,611.68
  4. Step 4: Simplify right side
    96,704.63x = 7,631,653,507.29
  5. Step 5: Solve for x
    x = 7,631,653,507.29/96,704.63
  6. Step 6: Final answer
    x = 78,917.14

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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.