Home / 133,939.11-200,939.36-58,050.39

Finding the Fourth Proportional to 133,939.11, 200,939.36 and 58,050.39

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Solution

The fourth proportional to 133,939.11, 200,939.36 and 58,050.39 is: 87,088.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,939.11 : 200,939.36 = 58,050.39 : x
  2. Step 2: Convert to fraction form
    133,939.11/200,939.36 = 58,050.39/x
  3. Step 3: Cross multiply
    133,939.11x = 200,939.36 × 58,050.39
  4. Step 4: Simplify right side
    133,939.11x = 11,664,607,924.10
  5. Step 5: Solve for x
    x = 11,664,607,924.10/133,939.11
  6. Step 6: Final answer
    x = 87,088.89

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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.