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Finding the Fourth Proportional to 259,304.16, 357,906.32 and 168,885.44

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Solution

The fourth proportional to 259,304.16, 357,906.32 and 168,885.44 is: 233,105.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,304.16 : 357,906.32 = 168,885.44 : x
  2. Step 2: Convert to fraction form
    259,304.16/357,906.32 = 168,885.44/x
  3. Step 3: Cross multiply
    259,304.16x = 357,906.32 × 168,885.44
  4. Step 4: Simplify right side
    259,304.16x = 60,445,166,331.98
  5. Step 5: Solve for x
    x = 60,445,166,331.98/259,304.16
  6. Step 6: Final answer
    x = 233,105.27

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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.