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Finding the Fourth Proportional to 274,024.60, 410,939.70 and 96,537.40

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Solution

The fourth proportional to 274,024.60, 410,939.70 and 96,537.40 is: 144,771.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,024.60 : 410,939.70 = 96,537.40 : x
  2. Step 2: Convert to fraction form
    274,024.60/410,939.70 = 96,537.40/x
  3. Step 3: Cross multiply
    274,024.60x = 410,939.70 × 96,537.40
  4. Step 4: Simplify right side
    274,024.60x = 39,671,050,194.78
  5. Step 5: Solve for x
    x = 39,671,050,194.78/274,024.60
  6. Step 6: Final answer
    x = 144,771.86

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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.