Home / 134,204.68-201,350.76-67,639.69

Finding the Fourth Proportional to 134,204.68, 201,350.76 and 67,639.69

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Solution

The fourth proportional to 134,204.68, 201,350.76 and 67,639.69 is: 101,481.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,204.68 : 201,350.76 = 67,639.69 : x
  2. Step 2: Convert to fraction form
    134,204.68/201,350.76 = 67,639.69/x
  3. Step 3: Cross multiply
    134,204.68x = 201,350.76 × 67,639.69
  4. Step 4: Simplify right side
    134,204.68x = 13,619,302,987.66
  5. Step 5: Solve for x
    x = 13,619,302,987.66/134,204.68
  6. Step 6: Final answer
    x = 101,481.58

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1.5x scale

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.