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Finding the Fourth Proportional to 119,546.96, 164,972.36 and 65,832.96

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Solution

The fourth proportional to 119,546.96, 164,972.36 and 65,832.96 is: 90,848.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,546.96 : 164,972.36 = 65,832.96 : x
  2. Step 2: Convert to fraction form
    119,546.96/164,972.36 = 65,832.96/x
  3. Step 3: Cross multiply
    119,546.96x = 164,972.36 × 65,832.96
  4. Step 4: Simplify right side
    119,546.96x = 10,860,618,776.99
  5. Step 5: Solve for x
    x = 10,860,618,776.99/119,546.96
  6. Step 6: Final answer
    x = 90,848.14

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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.