Home / 131,572.94-197,383.75-41,638.29

Finding the Fourth Proportional to 131,572.94, 197,383.75 and 41,638.29

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Solution

The fourth proportional to 131,572.94, 197,383.75 and 41,638.29 is: 62,465.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,572.94 : 197,383.75 = 41,638.29 : x
  2. Step 2: Convert to fraction form
    131,572.94/197,383.75 = 41,638.29/x
  3. Step 3: Cross multiply
    131,572.94x = 197,383.75 × 41,638.29
  4. Step 4: Simplify right side
    131,572.94x = 8,218,720,940.96
  5. Step 5: Solve for x
    x = 8,218,720,940.96/131,572.94
  6. Step 6: Final answer
    x = 62,465.13

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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.