Home / 259,515.28-358,131.15-146,338.06

Finding the Fourth Proportional to 259,515.28, 358,131.15 and 146,338.06

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Solution

The fourth proportional to 259,515.28, 358,131.15 and 146,338.06 is: 201,946.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,515.28 : 358,131.15 = 146,338.06 : x
  2. Step 2: Convert to fraction form
    259,515.28/358,131.15 = 146,338.06/x
  3. Step 3: Cross multiply
    259,515.28x = 358,131.15 × 146,338.06
  4. Step 4: Simplify right side
    259,515.28x = 52,408,217,716.57
  5. Step 5: Solve for x
    x = 52,408,217,716.57/259,515.28
  6. Step 6: Final answer
    x = 201,946.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.