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Finding the Fourth Proportional to 134,497.10, 201,745.65 and 45,850.70

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Solution

The fourth proportional to 134,497.10, 201,745.65 and 45,850.70 is: 68,776.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,497.10 : 201,745.65 = 45,850.70 : x
  2. Step 2: Convert to fraction form
    134,497.10/201,745.65 = 45,850.70/x
  3. Step 3: Cross multiply
    134,497.10x = 201,745.65 × 45,850.70
  4. Step 4: Simplify right side
    134,497.10x = 9,250,179,274.46
  5. Step 5: Solve for x
    x = 9,250,179,274.46/134,497.10
  6. Step 6: Final answer
    x = 68,776.05

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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.