Home / 183,289.49-252,949.60-102,742.89

Finding the Fourth Proportional to 183,289.49, 252,949.60 and 102,742.89

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Solution

The fourth proportional to 183,289.49, 252,949.60 and 102,742.89 is: 141,790.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,289.49 : 252,949.60 = 102,742.89 : x
  2. Step 2: Convert to fraction form
    183,289.49/252,949.60 = 102,742.89/x
  3. Step 3: Cross multiply
    183,289.49x = 252,949.60 × 102,742.89
  4. Step 4: Simplify right side
    183,289.49x = 25,988,772,928.34
  5. Step 5: Solve for x
    x = 25,988,772,928.34/183,289.49
  6. Step 6: Final answer
    x = 141,790.85

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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.