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Finding the Fourth Proportional to 96,933.60, 145,400.40 and 34,610.40

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Solution

The fourth proportional to 96,933.60, 145,400.40 and 34,610.40 is: 51,915.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,933.60 : 145,400.40 = 34,610.40 : x
  2. Step 2: Convert to fraction form
    96,933.60/145,400.40 = 34,610.40/x
  3. Step 3: Cross multiply
    96,933.60x = 145,400.40 × 34,610.40
  4. Step 4: Simplify right side
    96,933.60x = 5,032,366,004.16
  5. Step 5: Solve for x
    x = 5,032,366,004.16/96,933.60
  6. Step 6: Final answer
    x = 51,915.60

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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.