Home / 134,505.92-200,171.04-130,021.20

Finding the Fourth Proportional to 134,505.92, 200,171.04 and 130,021.20

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Solution

The fourth proportional to 134,505.92, 200,171.04 and 130,021.20 is: 193,496.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,505.92 : 200,171.04 = 130,021.20 : x
  2. Step 2: Convert to fraction form
    134,505.92/200,171.04 = 130,021.20/x
  3. Step 3: Cross multiply
    134,505.92x = 200,171.04 × 130,021.20
  4. Step 4: Simplify right side
    134,505.92x = 26,026,478,826.05
  5. Step 5: Solve for x
    x = 26,026,478,826.05/134,505.92
  6. Step 6: Final answer
    x = 193,496.90

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.