Home / 97,785.68-134,939.57-60,052.64

Finding the Fourth Proportional to 97,785.68, 134,939.57 and 60,052.64

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Solution

The fourth proportional to 97,785.68, 134,939.57 and 60,052.64 is: 82,869.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,785.68 : 134,939.57 = 60,052.64 : x
  2. Step 2: Convert to fraction form
    97,785.68/134,939.57 = 60,052.64/x
  3. Step 3: Cross multiply
    97,785.68x = 134,939.57 × 60,052.64
  4. Step 4: Simplify right side
    97,785.68x = 8,103,477,906.45
  5. Step 5: Solve for x
    x = 8,103,477,906.45/97,785.68
  6. Step 6: Final answer
    x = 82,869.78

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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.