Home / 259,097.09-357,579.49-151,660.61

Finding the Fourth Proportional to 259,097.09, 357,579.49 and 151,660.61

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Solution

The fourth proportional to 259,097.09, 357,579.49 and 151,660.61 is: 209,306.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,097.09 : 357,579.49 = 151,660.61 : x
  2. Step 2: Convert to fraction form
    259,097.09/357,579.49 = 151,660.61/x
  3. Step 3: Cross multiply
    259,097.09x = 357,579.49 × 151,660.61
  4. Step 4: Simplify right side
    259,097.09x = 54,230,722,818.59
  5. Step 5: Solve for x
    x = 54,230,722,818.59/259,097.09
  6. Step 6: Final answer
    x = 209,306.57

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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.