Home / 245,717.27-339,194.46-165,191.50

Finding the Fourth Proportional to 245,717.27, 339,194.46 and 165,191.50

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Solution

The fourth proportional to 245,717.27, 339,194.46 and 165,191.50 is: 228,034.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,717.27 : 339,194.46 = 165,191.50 : x
  2. Step 2: Convert to fraction form
    245,717.27/339,194.46 = 165,191.50/x
  3. Step 3: Cross multiply
    245,717.27x = 339,194.46 × 165,191.50
  4. Step 4: Simplify right side
    245,717.27x = 56,032,041,639.09
  5. Step 5: Solve for x
    x = 56,032,041,639.09/245,717.27
  6. Step 6: Final answer
    x = 228,034.61

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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.