Home / 134,301.12-201,454-45,556.92

Finding the Fourth Proportional to 134,301.12, 201,454 and 45,556.92

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Solution

The fourth proportional to 134,301.12, 201,454 and 45,556.92 is: 68,336.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,301.12 : 201,454 = 45,556.92 : x
  2. Step 2: Convert to fraction form
    134,301.12/201,454 = 45,556.92/x
  3. Step 3: Cross multiply
    134,301.12x = 201,454 × 45,556.92
  4. Step 4: Simplify right side
    134,301.12x = 9,177,623,761.68
  5. Step 5: Solve for x
    x = 9,177,623,761.68/134,301.12
  6. Step 6: Final answer
    x = 68,336.17

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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.