Home / 134,242.64-201,238.20-45,433.96

Finding the Fourth Proportional to 134,242.64, 201,238.20 and 45,433.96

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Solution

The fourth proportional to 134,242.64, 201,238.20 and 45,433.96 is: 68,108.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,242.64 : 201,238.20 = 45,433.96 : x
  2. Step 2: Convert to fraction form
    134,242.64/201,238.20 = 45,433.96/x
  3. Step 3: Cross multiply
    134,242.64x = 201,238.20 × 45,433.96
  4. Step 4: Simplify right side
    134,242.64x = 9,143,048,329.27
  5. Step 5: Solve for x
    x = 9,143,048,329.27/134,242.64
  6. Step 6: Final answer
    x = 68,108.38

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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.