Home / 134,536.70-201,661.05-45,707.90

Finding the Fourth Proportional to 134,536.70, 201,661.05 and 45,707.90

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Solution

The fourth proportional to 134,536.70, 201,661.05 and 45,707.90 is: 68,512.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,536.70 : 201,661.05 = 45,707.90 : x
  2. Step 2: Convert to fraction form
    134,536.70/201,661.05 = 45,707.90/x
  3. Step 3: Cross multiply
    134,536.70x = 201,661.05 × 45,707.90
  4. Step 4: Simplify right side
    134,536.70x = 9,217,503,107.30
  5. Step 5: Solve for x
    x = 9,217,503,107.30/134,536.70
  6. Step 6: Final answer
    x = 68,512.93

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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.