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Finding the Fourth Proportional to 225,090.93, 337,511.76 and 92,064.61

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Solution

The fourth proportional to 225,090.93, 337,511.76 and 92,064.61 is: 138,045.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,090.93 : 337,511.76 = 92,064.61 : x
  2. Step 2: Convert to fraction form
    225,090.93/337,511.76 = 92,064.61/x
  3. Step 3: Cross multiply
    225,090.93x = 337,511.76 × 92,064.61
  4. Step 4: Simplify right side
    225,090.93x = 31,072,887,941.14
  5. Step 5: Solve for x
    x = 31,072,887,941.14/225,090.93
  6. Step 6: Final answer
    x = 138,045.93

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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.