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Finding the Fourth Proportional to 97,704.84, 134,827.92 and 55,262.46

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Solution

The fourth proportional to 97,704.84, 134,827.92 and 55,262.46 is: 76,259.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,704.84 : 134,827.92 = 55,262.46 : x
  2. Step 2: Convert to fraction form
    97,704.84/134,827.92 = 55,262.46/x
  3. Step 3: Cross multiply
    97,704.84x = 134,827.92 × 55,262.46
  4. Step 4: Simplify right side
    97,704.84x = 7,450,922,535.88
  5. Step 5: Solve for x
    x = 7,450,922,535.88/97,704.84
  6. Step 6: Final answer
    x = 76,259.50

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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.