Home / 131,666.43-197,483-41,718.27

Finding the Fourth Proportional to 131,666.43, 197,483 and 41,718.27

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Solution

The fourth proportional to 131,666.43, 197,483 and 41,718.27 is: 62,572.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,666.43 : 197,483 = 41,718.27 : x
  2. Step 2: Convert to fraction form
    131,666.43/197,483 = 41,718.27/x
  3. Step 3: Cross multiply
    131,666.43x = 197,483 × 41,718.27
  4. Step 4: Simplify right side
    131,666.43x = 8,238,649,114.41
  5. Step 5: Solve for x
    x = 8,238,649,114.41/131,666.43
  6. Step 6: Final answer
    x = 62,572.13

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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.