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Finding the Fourth Proportional to 169,480.28, 233,874.96 and 92,997.68

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Solution

The fourth proportional to 169,480.28, 233,874.96 and 92,997.68 is: 128,332.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,480.28 : 233,874.96 = 92,997.68 : x
  2. Step 2: Convert to fraction form
    169,480.28/233,874.96 = 92,997.68/x
  3. Step 3: Cross multiply
    169,480.28x = 233,874.96 × 92,997.68
  4. Step 4: Simplify right side
    169,480.28x = 21,749,828,690.09
  5. Step 5: Solve for x
    x = 21,749,828,690.09/169,480.28
  6. Step 6: Final answer
    x = 128,332.50

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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.