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Finding the Fourth Proportional to 134,687.88, 201,988.08 and 63,599.52

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Solution

The fourth proportional to 134,687.88, 201,988.08 and 63,599.52 is: 95,378.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,687.88 : 201,988.08 = 63,599.52 : x
  2. Step 2: Convert to fraction form
    134,687.88/201,988.08 = 63,599.52/x
  3. Step 3: Cross multiply
    134,687.88x = 201,988.08 × 63,599.52
  4. Step 4: Simplify right side
    134,687.88x = 12,846,344,933.72
  5. Step 5: Solve for x
    x = 12,846,344,933.72/134,687.88
  6. Step 6: Final answer
    x = 95,378.63

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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.