Home / 259,117.92-388,884.23-134,494.56

Finding the Fourth Proportional to 259,117.92, 388,884.23 and 134,494.56

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Solution

The fourth proportional to 259,117.92, 388,884.23 and 134,494.56 is: 201,849.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,117.92 : 388,884.23 = 134,494.56 : x
  2. Step 2: Convert to fraction form
    259,117.92/388,884.23 = 134,494.56/x
  3. Step 3: Cross multiply
    259,117.92x = 388,884.23 × 134,494.56
  4. Step 4: Simplify right side
    259,117.92x = 52,302,813,404.79
  5. Step 5: Solve for x
    x = 52,302,813,404.79/259,117.92
  6. Step 6: Final answer
    x = 201,849.46

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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.