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Finding the Fourth Proportional to 169,073.70, 253,627.46 and 62,485.68

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Solution

The fourth proportional to 169,073.70, 253,627.46 and 62,485.68 is: 93,734.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,073.70 : 253,627.46 = 62,485.68 : x
  2. Step 2: Convert to fraction form
    169,073.70/253,627.46 = 62,485.68/x
  3. Step 3: Cross multiply
    169,073.70x = 253,627.46 × 62,485.68
  4. Step 4: Simplify right side
    169,073.70x = 15,848,084,304.77
  5. Step 5: Solve for x
    x = 15,848,084,304.77/169,073.70
  6. Step 6: Final answer
    x = 93,734.77

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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.