Home / 133,849.20-200,817.54-96,378.60

Finding the Fourth Proportional to 133,849.20, 200,817.54 and 96,378.60

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Solution

The fourth proportional to 133,849.20, 200,817.54 and 96,378.60 is: 144,599.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,849.20 : 200,817.54 = 96,378.60 : x
  2. Step 2: Convert to fraction form
    133,849.20/200,817.54 = 96,378.60/x
  3. Step 3: Cross multiply
    133,849.20x = 200,817.54 × 96,378.60
  4. Step 4: Simplify right side
    133,849.20x = 19,354,513,360.64
  5. Step 5: Solve for x
    x = 19,354,513,360.64/133,849.20
  6. Step 6: Final answer
    x = 144,599.40

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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.