Home / 133,256.09-199,722.61-97,867.69

Finding the Fourth Proportional to 133,256.09, 199,722.61 and 97,867.69

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Solution

The fourth proportional to 133,256.09, 199,722.61 and 97,867.69 is: 146,682.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,256.09 : 199,722.61 = 97,867.69 : x
  2. Step 2: Convert to fraction form
    133,256.09/199,722.61 = 97,867.69/x
  3. Step 3: Cross multiply
    133,256.09x = 199,722.61 × 97,867.69
  4. Step 4: Simplify right side
    133,256.09x = 19,546,391,227.94
  5. Step 5: Solve for x
    x = 19,546,391,227.94/133,256.09
  6. Step 6: Final answer
    x = 146,682.91

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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.