Home / 179,830.92-269,911.98-91,147.26

Finding the Fourth Proportional to 179,830.92, 269,911.98 and 91,147.26

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Solution

The fourth proportional to 179,830.92, 269,911.98 and 91,147.26 is: 136,804.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,830.92 : 269,911.98 = 91,147.26 : x
  2. Step 2: Convert to fraction form
    179,830.92/269,911.98 = 91,147.26/x
  3. Step 3: Cross multiply
    179,830.92x = 269,911.98 × 91,147.26
  4. Step 4: Simplify right side
    179,830.92x = 24,601,737,418.17
  5. Step 5: Solve for x
    x = 24,601,737,418.17/179,830.92
  6. Step 6: Final answer
    x = 136,804.82

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1.5x scale

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.