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Finding the Fourth Proportional to 192,210.40, 265,202.59 and 166,675.96

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Solution

The fourth proportional to 192,210.40, 265,202.59 and 166,675.96 is: 229,971.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,210.40 : 265,202.59 = 166,675.96 : x
  2. Step 2: Convert to fraction form
    192,210.40/265,202.59 = 166,675.96/x
  3. Step 3: Cross multiply
    192,210.40x = 265,202.59 × 166,675.96
  4. Step 4: Simplify right side
    192,210.40x = 44,202,894,123.34
  5. Step 5: Solve for x
    x = 44,202,894,123.34/192,210.40
  6. Step 6: Final answer
    x = 229,971.40

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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.