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Finding the Fourth Proportional to 179,838.55, 269,787.12 and 67,527.46

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Solution

The fourth proportional to 179,838.55, 269,787.12 and 67,527.46 is: 101,302.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,838.55 : 269,787.12 = 67,527.46 : x
  2. Step 2: Convert to fraction form
    179,838.55/269,787.12 = 67,527.46/x
  3. Step 3: Cross multiply
    179,838.55x = 269,787.12 × 67,527.46
  4. Step 4: Simplify right side
    179,838.55x = 18,218,038,954.32
  5. Step 5: Solve for x
    x = 18,218,038,954.32/179,838.55
  6. Step 6: Final answer
    x = 101,302.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.