Home / 141,091.92-211,644.36-35,911.80

Finding the Fourth Proportional to 141,091.92, 211,644.36 and 35,911.80

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Solution

The fourth proportional to 141,091.92, 211,644.36 and 35,911.80 is: 53,869.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,091.92 : 211,644.36 = 35,911.80 : x
  2. Step 2: Convert to fraction form
    141,091.92/211,644.36 = 35,911.80/x
  3. Step 3: Cross multiply
    141,091.92x = 211,644.36 × 35,911.80
  4. Step 4: Simplify right side
    141,091.92x = 7,600,529,927.45
  5. Step 5: Solve for x
    x = 7,600,529,927.45/141,091.92
  6. Step 6: Final answer
    x = 53,869.35

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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.