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Finding the Fourth Proportional to 269,670.86, 371,999.14 and 167,712.92

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Solution

The fourth proportional to 269,670.86, 371,999.14 and 167,712.92 is: 231,352.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,670.86 : 371,999.14 = 167,712.92 : x
  2. Step 2: Convert to fraction form
    269,670.86/371,999.14 = 167,712.92/x
  3. Step 3: Cross multiply
    269,670.86x = 371,999.14 × 167,712.92
  4. Step 4: Simplify right side
    269,670.86x = 62,389,062,006.89
  5. Step 5: Solve for x
    x = 62,389,062,006.89/269,670.86
  6. Step 6: Final answer
    x = 231,352.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.