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Finding the Fourth Proportional to 144,735.60, 199,485.77 and 96,250.87

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Solution

The fourth proportional to 144,735.60, 199,485.77 and 96,250.87 is: 132,660.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,735.60 : 199,485.77 = 96,250.87 : x
  2. Step 2: Convert to fraction form
    144,735.60/199,485.77 = 96,250.87/x
  3. Step 3: Cross multiply
    144,735.60x = 199,485.77 × 96,250.87
  4. Step 4: Simplify right side
    144,735.60x = 19,200,677,561.12
  5. Step 5: Solve for x
    x = 19,200,677,561.12/144,735.60
  6. Step 6: Final answer
    x = 132,660.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.