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Finding the Fourth Proportional to 98,936, 148,304.65 and 49,052.35

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Solution

The fourth proportional to 98,936, 148,304.65 and 49,052.35 is: 73,529.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,936 : 148,304.65 = 49,052.35 : x
  2. Step 2: Convert to fraction form
    98,936/148,304.65 = 49,052.35/x
  3. Step 3: Cross multiply
    98,936x = 148,304.65 × 49,052.35
  4. Step 4: Simplify right side
    98,936x = 7,274,691,598.43
  5. Step 5: Solve for x
    x = 7,274,691,598.43/98,936
  6. Step 6: Final answer
    x = 73,529.27

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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.