Home / 238,194.46-357,269.55-80,424.28

Finding the Fourth Proportional to 238,194.46, 357,269.55 and 80,424.28

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Solution

The fourth proportional to 238,194.46, 357,269.55 and 80,424.28 is: 120,628.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,194.46 : 357,269.55 = 80,424.28 : x
  2. Step 2: Convert to fraction form
    238,194.46/357,269.55 = 80,424.28/x
  3. Step 3: Cross multiply
    238,194.46x = 357,269.55 × 80,424.28
  4. Step 4: Simplify right side
    238,194.46x = 28,733,146,324.67
  5. Step 5: Solve for x
    x = 28,733,146,324.67/238,194.46
  6. Step 6: Final answer
    x = 120,628.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.