Home / 97,318.58-134,299.41-54,876.81

Finding the Fourth Proportional to 97,318.58, 134,299.41 and 54,876.81

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Solution

The fourth proportional to 97,318.58, 134,299.41 and 54,876.81 is: 75,729.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,318.58 : 134,299.41 = 54,876.81 : x
  2. Step 2: Convert to fraction form
    97,318.58/134,299.41 = 54,876.81/x
  3. Step 3: Cross multiply
    97,318.58x = 134,299.41 × 54,876.81
  4. Step 4: Simplify right side
    97,318.58x = 7,369,923,205.68
  5. Step 5: Solve for x
    x = 7,369,923,205.68/97,318.58
  6. Step 6: Final answer
    x = 75,729.87

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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.