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Finding the Fourth Proportional to 98,998.49, 148,512.55 and 35,833.39

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Solution

The fourth proportional to 98,998.49, 148,512.55 and 35,833.39 is: 53,755.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,998.49 : 148,512.55 = 35,833.39 : x
  2. Step 2: Convert to fraction form
    98,998.49/148,512.55 = 35,833.39/x
  3. Step 3: Cross multiply
    98,998.49x = 148,512.55 × 35,833.39
  4. Step 4: Simplify right side
    98,998.49x = 5,321,708,124.04
  5. Step 5: Solve for x
    x = 5,321,708,124.04/98,998.49
  6. Step 6: Final answer
    x = 53,755.45

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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.