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Finding the Fourth Proportional to 273,834.70, 410,798.75 and 122,086.84

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Solution

The fourth proportional to 273,834.70, 410,798.75 and 122,086.84 is: 183,151.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,834.70 : 410,798.75 = 122,086.84 : x
  2. Step 2: Convert to fraction form
    273,834.70/410,798.75 = 122,086.84/x
  3. Step 3: Cross multiply
    273,834.70x = 410,798.75 × 122,086.84
  4. Step 4: Simplify right side
    273,834.70x = 50,153,120,541.67
  5. Step 5: Solve for x
    x = 50,153,120,541.67/273,834.70
  6. Step 6: Final answer
    x = 183,151.08

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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.