Home / 99,284.64-148,945.43-40,161.83

Finding the Fourth Proportional to 99,284.64, 148,945.43 and 40,161.83

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Solution

The fourth proportional to 99,284.64, 148,945.43 and 40,161.83 is: 60,250.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,284.64 : 148,945.43 = 40,161.83 : x
  2. Step 2: Convert to fraction form
    99,284.64/148,945.43 = 40,161.83/x
  3. Step 3: Cross multiply
    99,284.64x = 148,945.43 × 40,161.83
  4. Step 4: Simplify right side
    99,284.64x = 5,981,920,093.40
  5. Step 5: Solve for x
    x = 5,981,920,093.40/99,284.64
  6. Step 6: Final answer
    x = 60,250.21

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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.