Home / 202,160.10-303,458.85-127,364.70

Finding the Fourth Proportional to 202,160.10, 303,458.85 and 127,364.70

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Solution

The fourth proportional to 202,160.10, 303,458.85 and 127,364.70 is: 191,184.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,160.10 : 303,458.85 = 127,364.70 : x
  2. Step 2: Convert to fraction form
    202,160.10/303,458.85 = 127,364.70/x
  3. Step 3: Cross multiply
    202,160.10x = 303,458.85 × 127,364.70
  4. Step 4: Simplify right side
    202,160.10x = 38,649,945,392.60
  5. Step 5: Solve for x
    x = 38,649,945,392.60/202,160.10
  6. Step 6: Final answer
    x = 191,184.84

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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.