Home / 149,748.61-206,628.68-88,486.27

Finding the Fourth Proportional to 149,748.61, 206,628.68 and 88,486.27

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Solution

The fourth proportional to 149,748.61, 206,628.68 and 88,486.27 is: 122,096.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,748.61 : 206,628.68 = 88,486.27 : x
  2. Step 2: Convert to fraction form
    149,748.61/206,628.68 = 88,486.27/x
  3. Step 3: Cross multiply
    149,748.61x = 206,628.68 × 88,486.27
  4. Step 4: Simplify right side
    149,748.61x = 18,283,801,168.22
  5. Step 5: Solve for x
    x = 18,283,801,168.22/149,748.61
  6. Step 6: Final answer
    x = 122,096.64

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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.