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Finding the Fourth Proportional to 149,034.40, 223,551.60 and 114,042.40

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Solution

The fourth proportional to 149,034.40, 223,551.60 and 114,042.40 is: 171,063.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,034.40 : 223,551.60 = 114,042.40 : x
  2. Step 2: Convert to fraction form
    149,034.40/223,551.60 = 114,042.40/x
  3. Step 3: Cross multiply
    149,034.40x = 223,551.60 × 114,042.40
  4. Step 4: Simplify right side
    149,034.40x = 25,494,360,987.84
  5. Step 5: Solve for x
    x = 25,494,360,987.84/149,034.40
  6. Step 6: Final answer
    x = 171,063.60

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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.