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Finding the Fourth Proportional to 207,409.52, 285,914.14 and 169,110.29

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Solution

The fourth proportional to 207,409.52, 285,914.14 and 169,110.29 is: 233,118.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,409.52 : 285,914.14 = 169,110.29 : x
  2. Step 2: Convert to fraction form
    207,409.52/285,914.14 = 169,110.29/x
  3. Step 3: Cross multiply
    207,409.52x = 285,914.14 × 169,110.29
  4. Step 4: Simplify right side
    207,409.52x = 48,351,023,422.51
  5. Step 5: Solve for x
    x = 48,351,023,422.51/207,409.52
  6. Step 6: Final answer
    x = 233,118.63

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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.