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Finding the Fourth Proportional to 275,955.98, 413,575.83 and 124,040.79

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Solution

The fourth proportional to 275,955.98, 413,575.83 and 124,040.79 is: 185,900.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,955.98 : 413,575.83 = 124,040.79 : x
  2. Step 2: Convert to fraction form
    275,955.98/413,575.83 = 124,040.79/x
  3. Step 3: Cross multiply
    275,955.98x = 413,575.83 × 124,040.79
  4. Step 4: Simplify right side
    275,955.98x = 51,300,272,678.11
  5. Step 5: Solve for x
    x = 51,300,272,678.11/275,955.98
  6. Step 6: Final answer
    x = 185,900.21

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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.