Home / 236,377.45-354,631.79-131,270.23

Finding the Fourth Proportional to 236,377.45, 354,631.79 and 131,270.23

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Solution

The fourth proportional to 236,377.45, 354,631.79 and 131,270.23 is: 196,941.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,377.45 : 354,631.79 = 131,270.23 : x
  2. Step 2: Convert to fraction form
    236,377.45/354,631.79 = 131,270.23/x
  3. Step 3: Cross multiply
    236,377.45x = 354,631.79 × 131,270.23
  4. Step 4: Simplify right side
    236,377.45x = 46,552,595,095.68
  5. Step 5: Solve for x
    x = 46,552,595,095.68/236,377.45
  6. Step 6: Final answer
    x = 196,941.78

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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.