Home / 96,455.38-144,905.40-92,469.64

Finding the Fourth Proportional to 96,455.38, 144,905.40 and 92,469.64

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Solution

The fourth proportional to 96,455.38, 144,905.40 and 92,469.64 is: 138,917.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,455.38 : 144,905.40 = 92,469.64 : x
  2. Step 2: Convert to fraction form
    96,455.38/144,905.40 = 92,469.64/x
  3. Step 3: Cross multiply
    96,455.38x = 144,905.40 × 92,469.64
  4. Step 4: Simplify right side
    96,455.38x = 13,399,350,172.06
  5. Step 5: Solve for x
    x = 13,399,350,172.06/96,455.38
  6. Step 6: Final answer
    x = 138,917.60

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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.