Home / 178,879.93-268,329.08-45,761.33

Finding the Fourth Proportional to 178,879.93, 268,329.08 and 45,761.33

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Solution

The fourth proportional to 178,879.93, 268,329.08 and 45,761.33 is: 68,644.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,879.93 : 268,329.08 = 45,761.33 : x
  2. Step 2: Convert to fraction form
    178,879.93/268,329.08 = 45,761.33/x
  3. Step 3: Cross multiply
    178,879.93x = 268,329.08 × 45,761.33
  4. Step 4: Simplify right side
    178,879.93x = 12,279,095,349.67
  5. Step 5: Solve for x
    x = 12,279,095,349.67/178,879.93
  6. Step 6: Final answer
    x = 68,644.35

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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.