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Finding the Fourth Proportional to 225,031.67, 337,640.70 and 98,606.60

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Solution

The fourth proportional to 225,031.67, 337,640.70 and 98,606.60 is: 147,950.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,031.67 : 337,640.70 = 98,606.60 : x
  2. Step 2: Convert to fraction form
    225,031.67/337,640.70 = 98,606.60/x
  3. Step 3: Cross multiply
    225,031.67x = 337,640.70 × 98,606.60
  4. Step 4: Simplify right side
    225,031.67x = 33,293,601,448.62
  5. Step 5: Solve for x
    x = 33,293,601,448.62/225,031.67
  6. Step 6: Final answer
    x = 147,950.74

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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.