Home / 259,342.36-357,926.85-157,351.61

Finding the Fourth Proportional to 259,342.36, 357,926.85 and 157,351.61

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Solution

The fourth proportional to 259,342.36, 357,926.85 and 157,351.61 is: 217,166.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,342.36 : 357,926.85 = 157,351.61 : x
  2. Step 2: Convert to fraction form
    259,342.36/357,926.85 = 157,351.61/x
  3. Step 3: Cross multiply
    259,342.36x = 357,926.85 × 157,351.61
  4. Step 4: Simplify right side
    259,342.36x = 56,320,367,004.55
  5. Step 5: Solve for x
    x = 56,320,367,004.55/259,342.36
  6. Step 6: Final answer
    x = 217,166.09

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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.