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Finding the Fourth Proportional to 169,446.84, 233,842.86 and 102,365.88

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Solution

The fourth proportional to 169,446.84, 233,842.86 and 102,365.88 is: 141,268.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,446.84 : 233,842.86 = 102,365.88 : x
  2. Step 2: Convert to fraction form
    169,446.84/233,842.86 = 102,365.88/x
  3. Step 3: Cross multiply
    169,446.84x = 233,842.86 × 102,365.88
  4. Step 4: Simplify right side
    169,446.84x = 23,937,530,145.62
  5. Step 5: Solve for x
    x = 23,937,530,145.62/169,446.84
  6. Step 6: Final answer
    x = 141,268.67

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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.