Home / 258,964.68-357,377.94-145,791.48

Finding the Fourth Proportional to 258,964.68, 357,377.94 and 145,791.48

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Solution

The fourth proportional to 258,964.68, 357,377.94 and 145,791.48 is: 201,196.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,964.68 : 357,377.94 = 145,791.48 : x
  2. Step 2: Convert to fraction form
    258,964.68/357,377.94 = 145,791.48/x
  3. Step 3: Cross multiply
    258,964.68x = 357,377.94 × 145,791.48
  4. Step 4: Simplify right side
    258,964.68x = 52,102,658,791.95
  5. Step 5: Solve for x
    x = 52,102,658,791.95/258,964.68
  6. Step 6: Final answer
    x = 201,196.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.