Home / 258,852.24-357,118.80-151,387.92

Finding the Fourth Proportional to 258,852.24, 357,118.80 and 151,387.92

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Solution

The fourth proportional to 258,852.24, 357,118.80 and 151,387.92 is: 208,858.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,852.24 : 357,118.80 = 151,387.92 : x
  2. Step 2: Convert to fraction form
    258,852.24/357,118.80 = 151,387.92/x
  3. Step 3: Cross multiply
    258,852.24x = 357,118.80 × 151,387.92
  4. Step 4: Simplify right side
    258,852.24x = 54,063,472,324.90
  5. Step 5: Solve for x
    x = 54,063,472,324.90/258,852.24
  6. Step 6: Final answer
    x = 208,858.43

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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.