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Finding the Fourth Proportional to 134,277.60, 201,470.94 and 67,737

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Solution

The fourth proportional to 134,277.60, 201,470.94 and 67,737 is: 101,633.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,277.60 : 201,470.94 = 67,737 : x
  2. Step 2: Convert to fraction form
    134,277.60/201,470.94 = 67,737/x
  3. Step 3: Cross multiply
    134,277.60x = 201,470.94 × 67,737
  4. Step 4: Simplify right side
    134,277.60x = 13,647,037,062.78
  5. Step 5: Solve for x
    x = 13,647,037,062.78/134,277.60
  6. Step 6: Final answer
    x = 101,633.01

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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.