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Finding the Fourth Proportional to 225,004.45, 337,506.98 and 91,884.69

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Solution

The fourth proportional to 225,004.45, 337,506.98 and 91,884.69 is: 137,827.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,004.45 : 337,506.98 = 91,884.69 : x
  2. Step 2: Convert to fraction form
    225,004.45/337,506.98 = 91,884.69/x
  3. Step 3: Cross multiply
    225,004.45x = 337,506.98 × 91,884.69
  4. Step 4: Simplify right side
    225,004.45x = 31,011,724,230.14
  5. Step 5: Solve for x
    x = 31,011,724,230.14/225,004.45
  6. Step 6: Final answer
    x = 137,827.16

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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.