Home / 133,848.72-200,378.60-117,241.19

Finding the Fourth Proportional to 133,848.72, 200,378.60 and 117,241.19

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Solution

The fourth proportional to 133,848.72, 200,378.60 and 117,241.19 is: 175,516.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,848.72 : 200,378.60 = 117,241.19 : x
  2. Step 2: Convert to fraction form
    133,848.72/200,378.60 = 117,241.19/x
  3. Step 3: Cross multiply
    133,848.72x = 200,378.60 × 117,241.19
  4. Step 4: Simplify right side
    133,848.72x = 23,492,624,805.74
  5. Step 5: Solve for x
    x = 23,492,624,805.74/133,848.72
  6. Step 6: Final answer
    x = 175,516.25

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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.