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Finding the Fourth Proportional to 134,503.61, 201,769.85 and 50,304.11

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Solution

The fourth proportional to 134,503.61, 201,769.85 and 50,304.11 is: 75,461.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,503.61 : 201,769.85 = 50,304.11 : x
  2. Step 2: Convert to fraction form
    134,503.61/201,769.85 = 50,304.11/x
  3. Step 3: Cross multiply
    134,503.61x = 201,769.85 × 50,304.11
  4. Step 4: Simplify right side
    134,503.61x = 10,149,851,845.99
  5. Step 5: Solve for x
    x = 10,149,851,845.99/134,503.61
  6. Step 6: Final answer
    x = 75,461.56

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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.