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Finding the Fourth Proportional to 164,590.34, 227,153.16 and 92,974.97

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Solution

The fourth proportional to 164,590.34, 227,153.16 and 92,974.97 is: 128,315.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,590.34 : 227,153.16 = 92,974.97 : x
  2. Step 2: Convert to fraction form
    164,590.34/227,153.16 = 92,974.97/x
  3. Step 3: Cross multiply
    164,590.34x = 227,153.16 × 92,974.97
  4. Step 4: Simplify right side
    164,590.34x = 21,119,557,100.64
  5. Step 5: Solve for x
    x = 21,119,557,100.64/164,590.34
  6. Step 6: Final answer
    x = 128,315.90

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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.