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Finding the Fourth Proportional to 98,751.74, 148,092.59 and 35,554.91

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Solution

The fourth proportional to 98,751.74, 148,092.59 and 35,554.91 is: 53,319.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,751.74 : 148,092.59 = 35,554.91 : x
  2. Step 2: Convert to fraction form
    98,751.74/148,092.59 = 35,554.91/x
  3. Step 3: Cross multiply
    98,751.74x = 148,092.59 × 35,554.91
  4. Step 4: Simplify right side
    98,751.74x = 5,265,418,057.54
  5. Step 5: Solve for x
    x = 5,265,418,057.54/98,751.74
  6. Step 6: Final answer
    x = 53,319.75

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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.