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Finding the Fourth Proportional to 225,090.65, 337,511.34 and 92,064.33

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Solution

The fourth proportional to 225,090.65, 337,511.34 and 92,064.33 is: 138,045.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,090.65 : 337,511.34 = 92,064.33 : x
  2. Step 2: Convert to fraction form
    225,090.65/337,511.34 = 92,064.33/x
  3. Step 3: Cross multiply
    225,090.65x = 337,511.34 × 92,064.33
  4. Step 4: Simplify right side
    225,090.65x = 31,072,754,478.37
  5. Step 5: Solve for x
    x = 31,072,754,478.37/225,090.65
  6. Step 6: Final answer
    x = 138,045.51

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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.